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July 29, 2019 2019 年 7 月 29 日 (NFS@Home)

n=728: c267(5663615417......) = 146922836547557380904624883811070801579636649582426027039761 * c208(3854823083......)

n=728: c208(3854823083......) = 1236386443286416000845205982296310762602996796920706630693450425385353425494707969 * p127(3117814097......)

# snfs

# https://mersenneforum.org/showthread.php?p=522533#post522533

# 1169 of 300000 Φn(10) factorization were finished. 300000 個中 1169 個の Φn(10) の素因数分解が終わりました。

July 28, 2019 2019 年 7 月 28 日 (NFS@Home)

n=676: c308(1112235704......) = 7249657507840161826942418511086116063748219199832125768043099150081 * c241(1534190689......)

n=676: c241(1534190689......) = 232372119876907280822321391951168183308631299658430083807589307649464986270410218850191981 * p151(6602301042......)

# snfs

# https://mersenneforum.org/showthread.php?p=522439#post522439

# 1168 of 300000 Φn(10) factorization were finished. 300000 個中 1168 個の Φn(10) の素因数分解が終わりました。

July 24, 2019 2019 年 7 月 24 日 (Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner)

n=507: c200(4680261290......) = 1383906125377990823745051521665361287866249997770983367680122139350699914609150997586781841 * p110(3381921074......)

Wed Jun 05 15:20:13 2019  Msieve v. 1.53 (SVN unknown)
Wed Jun 05 15:20:13 2019  random seeds: 04cbf678 5cd35499
Wed Jun 05 15:20:13 2019  factoring 46802612901958501868841642965751124516436202272587430374287737787818526612306217484595957815607978887434356766596560265669642422106894901815250576734687838908431237216708427946009827065503443998015551 (200 digits)
Wed Jun 05 15:20:14 2019  searching for 15-digit factors
Wed Jun 05 15:20:15 2019  commencing number field sieve (200-digit input)
Wed Jun 05 15:20:15 2019  R0: -489207429141011531399145000684883987953
Wed Jun 05 15:20:15 2019  R1: 4672294682135028058
Wed Jun 05 15:20:15 2019  A0: -1141622752347875247016534173692198727370239170296
Wed Jun 05 15:20:15 2019  A1: 606229025806036192373697162986942868196
Wed Jun 05 15:20:15 2019  A2: 142633534281473766366139546615926
Wed Jun 05 15:20:15 2019  A3: -540694411833242620565099
Wed Jun 05 15:20:15 2019  A4: -2965749858137203
Wed Jun 05 15:20:15 2019  A5: 3340680
Wed Jun 05 15:20:15 2019  skew 269920746.28, size 1.143e-019, alpha -7.036, combined = 4.526e-015 rroots = 3
Wed Jun 05 15:20:15 2019  
Wed Jun 05 15:20:15 2019  commencing relation filtering
Wed Jun 05 15:20:15 2019  setting target matrix density to 120.0
Wed Jun 05 15:20:15 2019  estimated available RAM is 65214.1 MB
Wed Jun 05 15:20:15 2019  commencing duplicate removal, pass 1
Wed Jun 05 15:31:57 2019  error -11 reading relation 42218279
...
Wed Jun 05 18:46:33 2019  skipped 936 relations with composite factors
Wed Jun 05 18:46:33 2019  found 105505677 hash collisions in 751498548 relations
Wed Jun 05 18:47:28 2019  added 122087 free relations
Wed Jun 05 18:47:28 2019  commencing duplicate removal, pass 2
Wed Jun 05 18:57:18 2019  found 120 duplicates and 751620515 unique relations
Wed Jun 05 18:57:18 2019  memory use: 4262.0 MB
Wed Jun 05 18:57:19 2019  reading ideals above 399835136
Wed Jun 05 18:57:19 2019  commencing singleton removal, initial pass
Wed Jun 05 21:48:24 2019  memory use: 11024.0 MB
Wed Jun 05 21:48:25 2019  reading all ideals from disk
Wed Jun 05 21:49:02 2019  memory use: 14544.7 MB
Wed Jun 05 21:50:29 2019  commencing in-memory singleton removal
Wed Jun 05 21:51:52 2019  begin with 751620515 relations and 629292271 unique ideals
Wed Jun 05 22:11:40 2019  reduce to 522821043 relations and 380119748 ideals in 14 passes
Wed Jun 05 22:11:40 2019  max relations containing the same ideal: 37
Wed Jun 05 22:13:03 2019  reading ideals above 720000
Wed Jun 05 22:13:04 2019  commencing singleton removal, initial pass
Thu Jun 06 00:53:49 2019  memory use: 11024.0 MB
Thu Jun 06 00:53:50 2019  reading all ideals from disk
Thu Jun 06 00:54:59 2019  memory use: 23366.0 MB
Thu Jun 06 00:57:29 2019  keeping 420025647 ideals with weight <= 200, target excess is 2748697
Thu Jun 06 00:59:59 2019  commencing in-memory singleton removal
Thu Jun 06 01:01:43 2019  begin with 522821043 relations and 420025647 unique ideals
Thu Jun 06 01:13:15 2019  reduce to 522820887 relations and 420025491 ideals in 5 passes
Thu Jun 06 01:13:15 2019  max relations containing the same ideal: 200
Thu Jun 06 01:21:22 2019  removing 13208755 relations and 11432398 ideals in 2000000 cliques
...
Thu Jun 06 13:01:43 2019  begin with 146648187 relations and 147648862 unique ideals
Thu Jun 06 13:06:10 2019  reduce to 146319685 relations and 141465962 ideals in 9 passes
Thu Jun 06 13:06:10 2019  max relations containing the same ideal: 93
Thu Jun 06 13:08:36 2019  removing 6873336 relations and 5208102 ideals in 1665234 cliques
Thu Jun 06 13:08:39 2019  commencing in-memory singleton removal
Thu Jun 06 13:09:00 2019  begin with 139446349 relations and 141465962 unique ideals
Thu Jun 06 13:12:18 2019  reduce to 139182769 relations and 135991641 ideals in 7 passes
Thu Jun 06 13:12:18 2019  max relations containing the same ideal: 91
Thu Jun 06 13:14:55 2019  relations with 0 large ideals: 9544
Thu Jun 06 13:14:55 2019  relations with 1 large ideals: 39305
Thu Jun 06 13:14:55 2019  relations with 2 large ideals: 579249
Thu Jun 06 13:14:55 2019  relations with 3 large ideals: 3742436
Thu Jun 06 13:14:55 2019  relations with 4 large ideals: 13151744
Thu Jun 06 13:14:55 2019  relations with 5 large ideals: 27825486
Thu Jun 06 13:14:55 2019  relations with 6 large ideals: 37224992
Thu Jun 06 13:14:55 2019  relations with 7+ large ideals: 56610013
Thu Jun 06 13:14:55 2019  commencing 2-way merge
Thu Jun 06 13:18:02 2019  reduce to 89020399 relation sets and 85829271 unique ideals
Thu Jun 06 13:18:02 2019  commencing full merge
Thu Jun 06 14:14:25 2019  memory use: 10363.8 MB
Thu Jun 06 14:15:07 2019  found 40425451 cycles, need 40073471
Thu Jun 06 14:15:10 2019  weight of 40073471 cycles is about 4809314072 (120.01/cycle)
Thu Jun 06 14:15:10 2019  distribution of cycle lengths:
Thu Jun 06 14:15:10 2019  1 relations: 2914457
Thu Jun 06 14:15:10 2019  2 relations: 2865235
Thu Jun 06 14:15:10 2019  3 relations: 3036093
Thu Jun 06 14:15:10 2019  4 relations: 3041979
Thu Jun 06 14:15:10 2019  5 relations: 3079980
Thu Jun 06 14:15:10 2019  6 relations: 3069094
Thu Jun 06 14:15:10 2019  7 relations: 2961165
Thu Jun 06 14:15:10 2019  8 relations: 2834486
Thu Jun 06 14:15:10 2019  9 relations: 2634031
Thu Jun 06 14:15:10 2019  10+ relations: 13636951
Thu Jun 06 14:15:10 2019  heaviest cycle: 26 relations
Thu Jun 06 14:20:21 2019  commencing cycle optimization
Thu Jun 06 14:23:20 2019  start with 315932232 relations
Thu Jun 06 14:49:08 2019  pruned 13020985 relations
Thu Jun 06 14:49:08 2019  memory use: 8950.6 MB
Thu Jun 06 14:49:08 2019  distribution of cycle lengths:
Thu Jun 06 14:49:08 2019  1 relations: 2914457
Thu Jun 06 14:49:08 2019  2 relations: 2942794
Thu Jun 06 14:49:08 2019  3 relations: 3163642
Thu Jun 06 14:49:08 2019  4 relations: 3164076
Thu Jun 06 14:49:08 2019  5 relations: 3225886
Thu Jun 06 14:49:08 2019  6 relations: 3204112
Thu Jun 06 14:49:08 2019  7 relations: 3103768
Thu Jun 06 14:49:08 2019  8 relations: 2950266
Thu Jun 06 14:49:08 2019  9 relations: 2736133
Thu Jun 06 14:49:08 2019  10+ relations: 12668337
Thu Jun 06 14:49:08 2019  heaviest cycle: 26 relations
Thu Jun 06 14:56:05 2019  RelProcTime: 84950
Thu Jun 06 14:56:05 2019  elapsed time 23:35:52

Thu Jun 06 18:43:59 2019  commencing linear algebra
Thu Jun 06 18:44:09 2019  read 40073471 cycles
Thu Jun 06 18:46:57 2019  cycles contain 137482612 unique relations
Thu Jun 06 19:15:04 2019  read 137482612 relations
Thu Jun 06 19:23:20 2019  using 20 quadratic characters above 4294917295
Thu Jun 06 19:35:16 2019  building initial matrix
Thu Jun 06 20:44:05 2019  memory use: 19299.1 MB
Thu Jun 06 20:45:22 2019  read 40073471 cycles
Thu Jun 06 20:45:42 2019  matrix is 40073293 x 40073471 (19077.2 MB) with weight 5727212997 (142.92/col)
Thu Jun 06 20:45:42 2019  sparse part has weight 4520094425 (112.80/col)
Thu Jun 06 21:01:43 2019  filtering completed in 2 passes
Thu Jun 06 21:02:03 2019  matrix is 40070973 x 40071151 (19077.0 MB) with weight 5727111199 (142.92/col)
Thu Jun 06 21:02:03 2019  sparse part has weight 4520063356 (112.80/col)
Thu Jun 06 21:08:31 2019  matrix starts at (0, 0)
Thu Jun 06 21:08:51 2019  matrix is 40070973 x 40071151 (19077.0 MB) with weight 5727111199 (142.92/col)
Thu Jun 06 21:08:51 2019  sparse part has weight 4520063356 (112.80/col)
Thu Jun 06 21:08:51 2019  saving the first 48 matrix rows for later
Thu Jun 06 21:09:12 2019  matrix includes 64 packed rows
Thu Jun 06 21:09:24 2019  matrix is 40070925 x 40071151 (18510.4 MB) with weight 4894290233 (122.14/col)
Thu Jun 06 21:09:24 2019  sparse part has weight 4451689351 (111.09/col)
Thu Jun 06 21:09:24 2019  using block size 8192 and superblock size 1081344 for processor cache size 11264 kB
Thu Jun 06 21:17:17 2019  commencing Lanczos iteration (16 threads)
Thu Jun 06 21:17:17 2019  memory use: 16018.6 MB
Thu Jun 06 21:20:42 2019  linear algebra at 0.0%, ETA 945h 15m
Thu Jun 06 21:21:47 2019  checkpointing every 30000 dimensions 
Tue Jul 23 19:42:20 2019  lanczos halted after 633679 iterations (dim = 40070925)
Tue Jul 23 19:43:05 2019  recovered 30 nontrivial dependencies
Tue Jul 23 19:46:35 2019  BLanczosTime: 4064556
Tue Jul 23 19:46:35 2019  elapsed time 1129:02:38
Tue Jul 23 19:57:32 2019  
Tue Jul 23 19:57:32 2019  
Tue Jul 23 19:57:32 2019  Msieve v. 1.53 (SVN unknown)
Tue Jul 23 19:57:32 2019  random seeds: 7550a980 9c424e64
Tue Jul 23 19:57:32 2019  factoring 46802612901958501868841642965751124516436202272587430374287737787818526612306217484595957815607978887434356766596560265669642422106894901815250576734687838908431237216708427946009827065503443998015551 (200 digits)
Tue Jul 23 19:57:32 2019  searching for 15-digit factors
Tue Jul 23 19:57:33 2019  commencing number field sieve (200-digit input)
Tue Jul 23 19:57:33 2019  R0: -489207429141011531399145000684883987953
Tue Jul 23 19:57:33 2019  R1: 4672294682135028058
Tue Jul 23 19:57:33 2019  A0: -1141622752347875247016534173692198727370239170296
Tue Jul 23 19:57:33 2019  A1: 606229025806036192373697162986942868196
Tue Jul 23 19:57:33 2019  A2: 142633534281473766366139546615926
Tue Jul 23 19:57:33 2019  A3: -540694411833242620565099
Tue Jul 23 19:57:33 2019  A4: -2965749858137203
Tue Jul 23 19:57:33 2019  A5: 3340680
Tue Jul 23 19:57:33 2019  skew 269920746.28, size 1.143e-019, alpha -7.036, combined = 4.526e-015 rroots = 3
Tue Jul 23 19:57:33 2019  
Tue Jul 23 19:57:33 2019  commencing square root phase
Tue Jul 23 19:57:33 2019  handling dependencies 1 to 64
Tue Jul 23 19:57:33 2019  reading relations for dependency 1
Tue Jul 23 19:57:39 2019  read 20039255 cycles
Tue Jul 23 19:58:19 2019  cycles contain 68744500 unique relations
Tue Jul 23 20:07:55 2019  read 68744500 relations
Tue Jul 23 20:14:41 2019  multiplying 68744500 relations
Tue Jul 23 21:33:52 2019  multiply complete, coefficients have about 4430.16 million bits
Tue Jul 23 21:34:24 2019  initial square root is modulo 92957
Tue Jul 23 23:05:53 2019  sqrtTime: 11300
Tue Jul 23 23:05:53 2019  p91 factor: 1383906125377990823745051521665361287866249997770983367680122139350699914609150997586781841
Tue Jul 23 23:05:53 2019  p110 factor: 33819210742473699610142641553130610992207339724356088189206204893112987291740753456680201938098254931361743311
Tue Jul 23 23:05:53 2019  elapsed time 03:08:21                

# 1167 of 300000 Φn(10) factorization were finished. 300000 個中 1167 個の Φn(10) の素因数分解が終わりました。

July 10, 2019 2019 年 7 月 10 日 (Deltik)

# via yoyo@home

n=8220L: c1037(2450667779......) = 45590288211884086268396615267733422521 * c999(5375416289......)

# ECM B1=11000000, sigma=0:17790716536559808641

July 7, 2019 2019 年 7 月 7 日 (Bo Chen, Wenjie Fang, Alfred Eichhorn, Danilo Nitsche and Kurt Beschorner)

n=1980M: c187(2627672954......) = 1894480662587906626213719003472037744324031299064496778010791034044578628744590947201792481 * p97(1387014925......)

Mon Jun 24 20:13:54 2019  Msieve v. 1.53 (SVN unknown)
Mon Jun 24 20:13:54 2019  random seeds: 0a05fc00 60c3c084
Mon Jun 24 20:13:54 2019  factoring 2627672954179104898972911476269358781573649409920273562959163933342905510751546657384479639647502176825955702336694052887643645043557694346564571446575234212208734259860344956682138751781 (187 digits)
Mon Jun 24 20:13:55 2019  searching for 15-digit factors
Mon Jun 24 20:13:56 2019  commencing number field sieve (187-digit input)
Mon Jun 24 20:13:56 2019  R0: -1259493548392042769882906818753681391
Mon Jun 24 20:13:56 2019  R1: 185455710657292401216649
Mon Jun 24 20:13:56 2019  A0: -28220253876416597806317500912112890394748960
Mon Jun 24 20:13:56 2019  A1: 8637713173670125297657030463351350252
Mon Jun 24 20:13:56 2019  A2: 258834671492054099476567919685
Mon Jun 24 20:13:56 2019  A3: -10077804233119133794991
Mon Jun 24 20:13:56 2019  A4: -126114556165846
Mon Jun 24 20:13:56 2019  A5: 1658160
Mon Jun 24 20:13:56 2019  skew 46187559.54, size 3.355e-018, alpha -6.593, combined = 3.728e-014 rroots = 5
Mon Jun 24 20:13:56 2019  
Mon Jun 24 20:13:56 2019  commencing relation filtering
Mon Jun 24 20:13:56 2019  setting target matrix density to 120.0
Mon Jun 24 20:13:56 2019  estimated available RAM is 65214.1 MB
Mon Jun 24 20:13:56 2019  commencing duplicate removal, pass 1
Mon Jun 24 21:57:37 2019  error -11 reading relation 344412467
...
Mon Jun 24 22:01:13 2019  found 27341587 hash collisions in 351677973 relations
Mon Jun 24 22:02:11 2019  commencing duplicate removal, pass 2
Mon Jun 24 22:08:59 2019  found 2009447 duplicates and 349668526 unique relations
Mon Jun 24 22:08:59 2019  memory use: 1321.5 MB
Mon Jun 24 22:08:59 2019  reading ideals above 173080576
Mon Jun 24 22:08:59 2019  commencing singleton removal, initial pass
Mon Jun 24 23:41:19 2019  memory use: 6024.0 MB
Mon Jun 24 23:41:21 2019  reading all ideals from disk
Mon Jun 24 23:41:32 2019  memory use: 6761.5 MB
Mon Jun 24 23:42:22 2019  commencing in-memory singleton removal
Mon Jun 24 23:43:11 2019  begin with 349668526 relations and 315452378 unique ideals
Mon Jun 24 23:54:03 2019  reduce to 213984831 relations and 164814038 ideals in 16 passes
Mon Jun 24 23:54:03 2019  max relations containing the same ideal: 33
Mon Jun 24 23:54:45 2019  reading ideals above 720000
Mon Jun 24 23:54:46 2019  commencing singleton removal, initial pass
Tue Jun 25 01:12:35 2019  memory use: 5512.0 MB
Tue Jun 25 01:12:36 2019  reading all ideals from disk
Tue Jun 25 01:12:53 2019  memory use: 9039.4 MB
Tue Jun 25 01:14:04 2019  keeping 183004578 ideals with weight <= 200, target excess is 1144768
Tue Jun 25 01:15:20 2019  commencing in-memory singleton removal
Tue Jun 25 01:16:10 2019  begin with 213984831 relations and 183004578 unique ideals
...
Tue Jun 25 03:43:35 2019  begin with 73514317 relations and 72281290 unique ideals
Tue Jun 25 03:45:18 2019  reduce to 73514211 relations and 72186280 ideals in 5 passes
Tue Jun 25 03:45:18 2019  max relations containing the same ideal: 104
Tue Jun 25 03:45:45 2019  relations with 0 large ideals: 3856
Tue Jun 25 03:45:45 2019  relations with 1 large ideals: 9461
Tue Jun 25 03:45:45 2019  relations with 2 large ideals: 153633
Tue Jun 25 03:45:45 2019  relations with 3 large ideals: 1182226
Tue Jun 25 03:45:46 2019  relations with 4 large ideals: 4951643
Tue Jun 25 03:45:46 2019  relations with 5 large ideals: 12417947
Tue Jun 25 03:45:46 2019  relations with 6 large ideals: 19413651
Tue Jun 25 03:45:46 2019  relations with 7+ large ideals: 35381794
Tue Jun 25 03:45:46 2019  commencing 2-way merge
Tue Jun 25 03:48:09 2019  reduce to 45391486 relation sets and 44063555 unique ideals
Tue Jun 25 03:48:09 2019  commencing full merge
Tue Jun 25 04:29:55 2019  memory use: 4885.3 MB
Tue Jun 25 04:30:25 2019  found 19994542 cycles, need 19897755
Tue Jun 25 04:30:27 2019  weight of 19897755 cycles is about 2387765118 (120.00/cycle)
Tue Jun 25 04:30:27 2019  distribution of cycle lengths:
Tue Jun 25 04:30:27 2019  1 relations: 1382675
Tue Jun 25 04:30:27 2019  2 relations: 1398846
Tue Jun 25 04:30:28 2019  3 relations: 1538431
Tue Jun 25 04:30:28 2019  4 relations: 1531652
Tue Jun 25 04:30:28 2019  5 relations: 1535979
Tue Jun 25 04:30:28 2019  6 relations: 1489299
Tue Jun 25 04:30:28 2019  7 relations: 1445157
Tue Jun 25 04:30:28 2019  8 relations: 1358167
Tue Jun 25 04:30:28 2019  9 relations: 1246894
Tue Jun 25 04:30:28 2019  10+ relations: 6970655
Tue Jun 25 04:30:28 2019  heaviest cycle: 28 relations
Tue Jun 25 04:32:06 2019  commencing cycle optimization
Tue Jun 25 04:33:46 2019  start with 161451779 relations
Tue Jun 25 04:51:32 2019  pruned 5813027 relations
Tue Jun 25 04:51:32 2019  memory use: 4664.3 MB
Tue Jun 25 04:51:32 2019  distribution of cycle lengths:
Tue Jun 25 04:51:32 2019  1 relations: 1382675
Tue Jun 25 04:51:32 2019  2 relations: 1437139
Tue Jun 25 04:51:32 2019  3 relations: 1599650
Tue Jun 25 04:51:32 2019  4 relations: 1585972
Tue Jun 25 04:51:32 2019  5 relations: 1599320
Tue Jun 25 04:51:32 2019  6 relations: 1543002
Tue Jun 25 04:51:32 2019  7 relations: 1498153
Tue Jun 25 04:51:32 2019  8 relations: 1399213
Tue Jun 25 04:51:33 2019  9 relations: 1281498
Tue Jun 25 04:51:33 2019  10+ relations: 6571133
Tue Jun 25 04:51:33 2019  heaviest cycle: 28 relations
Tue Jun 25 04:54:50 2019  RelProcTime: 31254
Tue Jun 25 04:54:50 2019  elapsed time 08:40:56
Tue Jun 25 04:56:52 2019  
Tue Jun 25 04:56:54 2019  commencing linear algebra
Tue Jun 25 04:56:59 2019  read 19897755 cycles
Tue Jun 25 04:58:53 2019  cycles contain 72572979 unique relations
Tue Jun 25 05:15:58 2019  read 72572979 relations
Tue Jun 25 05:22:08 2019  using 20 quadratic characters above 4294917295
Tue Jun 25 05:29:57 2019  building initial matrix
Tue Jun 25 06:15:00 2019  memory use: 10055.4 MB
Tue Jun 25 06:16:01 2019  read 19897755 cycles
Tue Jun 25 06:16:15 2019  matrix is 19897578 x 19897755 (9491.6 MB) with weight 2875500560 (144.51/col)
Tue Jun 25 06:16:15 2019  sparse part has weight 2249389320 (113.05/col)
Tue Jun 25 06:29:31 2019  filtering completed in 2 passes
Tue Jun 25 06:29:46 2019  matrix is 19895545 x 19895722 (9491.4 MB) with weight 2875410255 (144.52/col)
Tue Jun 25 06:29:46 2019  sparse part has weight 2249365281 (113.06/col)
Tue Jun 25 06:33:49 2019  matrix starts at (0, 0)
Tue Jun 25 06:34:02 2019  matrix is 19895545 x 19895722 (9491.4 MB) with weight 2875410255 (144.52/col)
Tue Jun 25 06:34:02 2019  sparse part has weight 2249365281 (113.06/col)
Tue Jun 25 06:34:02 2019  saving the first 48 matrix rows for later
Tue Jun 25 06:34:16 2019  matrix includes 64 packed rows
Tue Jun 25 06:34:25 2019  matrix is 19895497 x 19895722 (9244.3 MB) with weight 2458287744 (123.56/col)
Tue Jun 25 06:34:25 2019  sparse part has weight 2224377457 (111.80/col)
Tue Jun 25 06:34:25 2019  using block size 8192 and superblock size 1081344 for processor cache size 11264 kB
Tue Jun 25 06:38:32 2019  commencing Lanczos iteration (16 threads)
Tue Jun 25 06:38:32 2019  memory use: 7836.9 MB
Tue Jun 25 06:41:32 2019  linear algebra at 0.0%, ETA 625h44m
Tue Jun 25 06:42:27 2019  checkpointing every 40000 dimensions
Sun Jul 07 01:10:22 2019  lanczos halted after 314633 iterations (dim = 19895497)
Sun Jul 07 01:10:41 2019  recovered 31 nontrivial dependencies
Sun Jul 07 01:11:32 2019  BLanczosTime: 1023278
Sun Jul 07 01:11:32 2019  elapsed time 284:14:40
Sun Jul 07 01:29:08 2019  
Sun Jul 07 01:29:08 2019  Msieve v. 1.53 (SVN unknown)
Sun Jul 07 01:29:08 2019  random seeds: f9f63240 3f45538f
Sun Jul 07 01:29:08 2019  factoring 2627672954179104898972911476269358781573649409920273562959163933342905510751546657384479639647502176825955702336694052887643645043557694346564571446575234212208734259860344956682138751781 (187 digits)
Sun Jul 07 01:29:09 2019  searching for 15-digit factors
Sun Jul 07 01:29:09 2019  commencing number field sieve (187-digit input)
Sun Jul 07 01:29:09 2019  R0: -1259493548392042769882906818753681391
Sun Jul 07 01:29:09 2019  R1: 185455710657292401216649
Sun Jul 07 01:29:09 2019  A0: -28220253876416597806317500912112890394748960
Sun Jul 07 01:29:09 2019  A1: 8637713173670125297657030463351350252
Sun Jul 07 01:29:09 2019  A2: 258834671492054099476567919685
Sun Jul 07 01:29:09 2019  A3: -10077804233119133794991
Sun Jul 07 01:29:09 2019  A4: -126114556165846
Sun Jul 07 01:29:09 2019  A5: 1658160
Sun Jul 07 01:29:09 2019  skew 46187559.54, size 3.355e-018, alpha -6.593, combined = 3.728e-014 rroots = 5
Sun Jul 07 01:29:09 2019  
Sun Jul 07 01:29:09 2019  commencing square root phase
Sun Jul 07 01:29:09 2019  handling dependencies 1 to 64
Sun Jul 07 01:29:09 2019  reading relations for dependency 1
Sun Jul 07 01:29:12 2019  read 9950038 cycles
Sun Jul 07 01:29:54 2019  cycles contain 36290708 unique relations
Sun Jul 07 01:36:24 2019  read 36290708 relations
Sun Jul 07 01:43:05 2019  multiplying 36290708 relations
Sun Jul 07 02:40:22 2019  multiply complete, coefficients have about 2198.72 million bits
Sun Jul 07 02:40:44 2019  initial square root is modulo 85411
Sun Jul 07 03:48:43 2019  GCD is 1, no factor found
Sun Jul 07 03:48:43 2019  reading relations for dependency 2
Sun Jul 07 03:48:48 2019  read 9950613 cycles
Sun Jul 07 03:49:25 2019  cycles contain 36290022 unique relations
Sun Jul 07 03:55:54 2019  read 36290022 relations
Sun Jul 07 04:02:33 2019  multiplying 36290022 relations
Sun Jul 07 04:59:56 2019  multiply complete, coefficients have about 2198.66 million bits
Sun Jul 07 05:00:18 2019  initial square root is modulo 85411
Sun Jul 07 06:08:31 2019  sqrtTime: 16762
Sun Jul 07 06:08:31 2019  p91 factor: 1894480662587906626213719003472037744324031299064496778010791034044578628744590947201792481
Sun Jul 07 06:08:31 2019  p97 factor: 1387014925024169834410205963291731488397071251442605254923920978398579857926008183104258552015301
Sun Jul 07 06:08:31 2019  elapsed time 04:39:23 

# 1166 of 300000 Φn(10) factorization were finished. 300000 個中 1166 個の Φn(10) の素因数分解が終わりました。

July 3, 2019 2019 年 7 月 3 日 (Bo Chen)

n=2029: c1900(5540320650......) = 245013714487726159144720326081715348604363 * c1859(2261228789......)

# ECM B1=11000000, sigma=0:12332245062534318460

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