-- Apr 28, 2020 (Alfred Eichhorn) -- # via Kurt Beschorner n=31489: c31489(1111111111......) = 1075970182610939077766201 * c31465(1032659760......) # ECM B1=5e4, sigma=2795030700556035 n=31567: c31546(4089529604......) = 89467776154704014686769 * c31523(4570952559......) # ECM B1=5e4, sigma=867681213623428 n=31601: c31601(1111111111......) = 8700549863923556796754027 * c31576(1277058494......) # ECM B1=5e4, sigma=0:8761566935674878 # 201101 of 300000 Phi_n(10) factorizations were cracked. # 18778 of 25997 R_prime factorizations were cracked. -- Apr 24, 2020 (Kurt Beschorner) -- n=299927: x294210(5001214183......) = 141209565729862067 * c294193(3541696455......) # ECM B1=11e3, sigma=6202532062032653 -- Apr 24, 2020 (Alfred Eichhorn) -- # via Kurt Beschorner n=90187: c90187(1111111111......) = 5511973860992747650969729 * c90162(2015813461......) # ECM B1=5e4, sigma=0:3080777569154888 # 201099 of 300000 Phi_n(10) factorizations were cracked. # 18776 of 25997 R_prime factorizations were cracked. -- Apr 24, 2020 (-) -- # CORRECTION n=53447: c48373(4869450164......) is (probable) prime # 1181 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"(10^19-1)*(10^29-1)*(10^97-1)*(10^53447-1)/9/(10^551-1)/(10^1843-1)/(10^2813-1)/228179994373" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing (10^19-1)*(10^29-1)*(10^97-1)*(10^53447-1)/9/(10^551-1)/(10^1843-1)/(10^2813-1)/228179994373 [N-1/N+1, Brillhart-Lehmer-Selfridge] # Running N-1 test using base 2 # Running N-1 test using base 3 # Running N-1 test using base 5 # Running N-1 test using base 7 # Running N+1 test using discriminant 13, base 2+sqrt(13) # (10^19-1)*(10^29-1)*(10^97-1)*(10^53447-1)/9/(10^551-1)/(10^1843-1)/(10^2813-1)/228179994373 is Fermat and Lucas PRP! (301.7003s+0.0037s) # ----------------8<----------------8<----------------8<---------------- -- Apr 23, 2020 (-) -- # CORRECTION n=47483: c46913(7897562645......) is (probable) prime n=48087: c29364(1930617237......) is (probable) prime # 1180 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"9*(10^47483-1)/(10^103-1)/(10^461-1)/11395921" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing 9*(10^47483-1)/(10^103-1)/(10^461-1)/11395921 [N-1/N+1, Brillhart-Lehmer-Selfridge] # # Running N-1 test using base 3 # Running N+1 test using discriminant 11, base 1+sqrt(11) # 9*(10^47483-1)/(10^103-1)/(10^461-1)/11395921 is Fermat and Lucas PRP! (179.2024s+0.0013s) # ----------------8<----------------8<----------------8<---------------- # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"(10^27-1)*(10^117-1)*(10^1233-1)*(10^48087-1)/(10^9-1)/(10^351-1)/(10^3699-1)/(10^16029-1)/1346437/3846961" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing (10^27-1)*(10^117-1)*(10^1233-1)*(10^48087-1)/(10^9-1)/(10^351-1)/(10^3699-1)/(10^16029-1)/1346437/3846961 [N-1/N+1, Brillhart-Lehmer-Selfridge] # Running N-1 test using base 2 # Running N+1 test using discriminant 5, base 4+sqrt(5) # (10^27-1)*(10^117-1)*(10^1233-1)*(10^48087-1)/(10^9-1)/(10^351-1)/(10^3699-1)/(10^16029-1)/1346437/3846961 is Fermat and Lucas PRP! (70.3757s+0.0049s) # ----------------8<----------------8<----------------8<---------------- -- Apr 22, 2020 (-) -- # CORRECTION n=44241: c29487(2545428322......) is (probable) prime # 1178 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"(10^44241-1)/(10^14747-1)/39286119" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing (10^44241-1)/(10^14747-1)/39286119 [N-1/N+1, Brillhart-Lehmer-Selfridge] # # Running N-1 test using base 3 # Running N-1 test using base 7 # Running N+1 test using discriminant 17, base 1+sqrt(17) # (10^44241-1)/(10^14747-1)/39286119 is Fermat and Lucas PRP! (78.7128s+0.0027s) # ----------------8<----------------8<----------------8<---------------- -- Apr 21, 2020 (-) -- # CORRECTION n=38297: c32814(9791880029......) is (probable) prime # 1177 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"(10^38297-1)/(10^5471-1)/1021254342319" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing (10^38297-1)/(10^5471-1)/1021254342319 [N-1/N+1, Brillhart-Lehmer-Selfridge] # # Running N-1 test using base 3 # Running N-1 test using base 7 # Running N+1 test using discriminant 17, base 1+sqrt(17) # (10^38297-1)/(10^5471-1)/1021254342319 is Fermat and Lucas PRP! (101.3083s+0.0022s) # ----------------8<----------------8<----------------8<---------------- -- Apr 20, 2020 (-) -- # CORRECTION n=6881: c5840(2034958154......) is (probable) prime # 1176 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # $ ./pfgw64 -tc -q"(10^6881-1)/(10^983-1)/49141059632832877096172610809992897380296624365337454176129" # PFGW Version 3.8.3.64BIT.20161203.Win_Dev [GWNUM 28.6] # # Primality testing (10^6881-1)/(10^983-1)/49141059632832877096172610809992897380296624365337454176129 [N-1/N+1, Brillhart-Lehmer-Selfridge] # Running N-1 test using base 3 # Running N+1 test using discriminant 13, base 1+sqrt(13) # (10^6881-1)/(10^983-1)/49141059632832877096172610809992897380296624365337454176129 is Fermat and Lucas PRP! (2.3361s+0.0007s) # ----------------8<----------------8<----------------8<---------------- -- Apr 16, 2020 (Kurt Beschorner) -- n=299912: c149952(9999000099......) = 4280532734261684449 * c149934(2335924222......) # ECM B1=11e3, sigma=6007364260174254 # ----------------8<----------------8<----------------8<---------------- # Largest known factors that appear after the previous one # 1 n=604: 188981422179250214477885038956646476812007525220846625175628245017547495717341304519447280552146559165713534073382085460954497219653965265520569 (NFS@Home / Mar 16, 2017) # 2 n=786: 22470645744200057762885095342697894721605325430609487291715500041029950763944163993319007373686738769124162721892380653 (Serge Batalov and Bruce Dodson / Aug 12, 2009) # 3 n=816: 3178246571075235723080972275640135632212436318968968029466533249264048115754831736073020454216579035062833710671458881 (Yousuke Koide / Apr 5, 2020) # 4 n=1540M: 647799461893729229242068652342456021003805852058736425973158141325454469108253161834095467738437014341 (NFS@Home / Sep 18, 2013) # 5 n=2340L: 54416219768345058780693800256182138078138198676424989328564702046179663087831396313663972761 (Bo Chen, Wenjie Fang, Maksym Voznyy and Kurt Beschorner / Feb 15, 2016) # 6 n=2700M: 71618803865606542412383896587352242997259054038820075447553395780556284501401142201 (Bo Chen, Maksym Voznyy, Wenjie Fang, Alfred Eichhorn and Kurt Beschorner / May 7, 2017) # 7 n=2820M: 832530561417330269513686172453574642103980456844602894975421 (Eric_ch / Aug 23, 2016) # 8 n=5900M: 593243597135622945022444401922545308692618865123732027101 (pi / Sep 17, 2018) # 9 n=13980M: 21166873440679239162423181074773929272724025103001 (Kurt Beschorner / Jul 14, 2011) # 10 n=103748: 1941549624124837091592820526305327246593529 (Makoto Kamada / Jun 18, 2018) # 11 n=112666: 356334694333381082120764457775238849699 (Makoto Kamada / Oct 17, 2018) # 12 n=120833: 79670409416595961896605938971188364397 (Maksym Voznyy / Nov 27, 2015) # 13 n=135070: 9855589830288396166509564150666175361 (Makoto Kamada / Dec 6, 2017) # 14 n=199700M: 16745944922383579468094190800250901 (Serge Batalov / Jul 6, 2015) # 15 n=199900L: 612937240365283738637341628923301 (Serge Batalov / Jul 6, 2015) # 16 n=217319: 327136068049348903751880841 (Alfred Reich / Feb 18, 2019) # 17 n=299011: 221045463366486747587120747 (Alfred Reich / Feb 18, 2019) # 18 n=299807: 1096020580210100960507 (Alfred Reich / Feb 18, 2019) # 19 n=299912: 4280532734261684449 (Kurt Beschorner / Apr 16, 2020) # 20 n=299941: 476143900733778479 (Alfred Reich / Feb 18, 2019) # 21 n=299945: 5990837478401 (Makoto Kamada / Feb 18, 2019) # 22 n=299959: 5119084696133 (Makoto Kamada / Feb 18, 2019) # 23 n=299974: 4468934658761 (Makoto Kamada / Feb 18, 2019) # 24 n=299997: 4358711612449 (Makoto Kamada / Feb 18, 2019) # 25 n=300000: 47847600001 (Makoto Kamada / Feb 15, 2019) # ----------------8<----------------8<----------------8<---------------- -- Apr 16, 2020 (Danilo Nitsche) -- # via Kurt Beschorner n=299933: x299914(2500311553......) = 470768613790117 * c299899(5311126272......) # mfaktc -- Apr 15, 2020 (Kurt Beschorner) -- n=9029: c9008(8383505012......) = 1635319120734576358170774369706363 * c8975(5126525402......) # ECM B1=1e6, sigma=0:8793739683518911 -- Apr 5, 2020 (Yousuke Koide) -- n=816: c242(3244696272......) = 3178246571075235723080972275640135632212436318968968029466533249264048115754831736073020454216579035062833710671458881 * p125(1020907660......) # SNFS # 1175 of 300000 Phi_n(10) factorizations were finished. # ----------------8<----------------8<----------------8<---------------- # Largest known factors that appear after the previous one # 1 n=604: 188981422179250214477885038956646476812007525220846625175628245017547495717341304519447280552146559165713534073382085460954497219653965265520569 (NFS@Home / Mar 16, 2017) # 2 n=786: 22470645744200057762885095342697894721605325430609487291715500041029950763944163993319007373686738769124162721892380653 (Serge Batalov and Bruce Dodson / Aug 12, 2009) # 3 n=816: 3178246571075235723080972275640135632212436318968968029466533249264048115754831736073020454216579035062833710671458881 (Yousuke Koide / Apr 5, 2020) # 4 n=1540M: 647799461893729229242068652342456021003805852058736425973158141325454469108253161834095467738437014341 (NFS@Home / Sep 18, 2013) # 5 n=2340L: 54416219768345058780693800256182138078138198676424989328564702046179663087831396313663972761 (Bo Chen, Wenjie Fang, Maksym Voznyy and Kurt Beschorner / Feb 15, 2016) # 6 n=2700M: 71618803865606542412383896587352242997259054038820075447553395780556284501401142201 (Bo Chen, Maksym Voznyy, Wenjie Fang, Alfred Eichhorn and Kurt Beschorner / May 7, 2017) # 7 n=2820M: 832530561417330269513686172453574642103980456844602894975421 (Eric_ch / Aug 23, 2016) # 8 n=5900M: 593243597135622945022444401922545308692618865123732027101 (pi / Sep 17, 2018) # 9 n=13980M: 21166873440679239162423181074773929272724025103001 (Kurt Beschorner / Jul 14, 2011) # 10 n=103748: 1941549624124837091592820526305327246593529 (Makoto Kamada / Jun 18, 2018) # 11 n=112666: 356334694333381082120764457775238849699 (Makoto Kamada / Oct 17, 2018) # 12 n=120833: 79670409416595961896605938971188364397 (Maksym Voznyy / Nov 27, 2015) # 13 n=135070: 9855589830288396166509564150666175361 (Makoto Kamada / Dec 6, 2017) # 14 n=199700M: 16745944922383579468094190800250901 (Serge Batalov / Jul 6, 2015) # 15 n=199900L: 612937240365283738637341628923301 (Serge Batalov / Jul 6, 2015) # 16 n=217319: 327136068049348903751880841 (Alfred Reich / Feb 18, 2019) # 17 n=299011: 221045463366486747587120747 (Alfred Reich / Feb 18, 2019) # 18 n=299807: 1096020580210100960507 (Alfred Reich / Feb 18, 2019) # 19 n=299941: 476143900733778479 (Alfred Reich / Feb 18, 2019) # 20 n=299945: 5990837478401 (Makoto Kamada / Feb 18, 2019) # 21 n=299959: 5119084696133 (Makoto Kamada / Feb 18, 2019) # 22 n=299974: 4468934658761 (Makoto Kamada / Feb 18, 2019) # 23 n=299997: 4358711612449 (Makoto Kamada / Feb 18, 2019) # 24 n=300000: 47847600001 (Makoto Kamada / Feb 15, 2019) # ----------------8<----------------8<----------------8<----------------