Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
2397103
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
173497010044807120732063.92013-11-24 06:12:18
ECM
DigitsB1Curves
2550000161 / 280
Estimated T-Level: 22.9 ⓘ
TF below 2^71 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
FactoredDoug FortuneBC7B839D3BEAB4A30Linux 32-bit,Prime95,v13,(aka WP2)
Factored1999-06-06Ken PlowuchaBC7B839D3BEAB4A31595874Windows,Prime95,v17,(aka WT1)
Factored1999-12-30chatmateBC7B839D3BEAB4A3393828Windows,Prime95,v17,(aka WT1)
Factored2000-03-08chatmateBC7B839D3BEAB4A3882612Windows,Prime95,v17,(aka WT1)
Factored2000-06-23chatmateBC7B839D3BEAB4A350406Windows,Prime95,v17,(aka WT1)
Factored2000-06-23chatmateBC7B839D3BEAB4A31336620Windows,Prime95,v17,(aka WT1)
Factored2000-07-03chatmateBC7B839D3BEAB4A31216268Windows,Prime95,v17,(aka WT1)
Bad2000-07-12chatmateB42F1BAC534E11BF229989Windows,Prime95,v19,(aka WV1)
Bad2000-07-12chatmate17E89F79CC52E446761498Windows,Prime95,v17,(aka WT1)
Factored2000-08-10chatmateBC7B839D3BEAB4A31324635Windows,Prime95,v17,(aka WT1)
Factored2000-10-15chatmateBC7B839D3BEAB4A3604618Windows,Prime95,v17,(aka WT1)
Factored2000-12-14chatmateBC7B839D3BEAB4A32213758Windows,Prime95,v17,(aka WT1)
Factored2000-12-21chatmateBC7B839D3BEAB4A3832883Windows,Prime95,v17,(aka WT1)
Bad2001-01-21chatmate539C9B94157DF322229989Windows,Prime95,v17,(aka WT1)
Bad2001-01-21chatmate36A1A83308267D782228456Windows,Prime95,v17,(aka WT1)
Bad2001-01-28chatmate5299B035A531F6B1993267Windows,Prime95,v17,(aka WT1)
Factored2001-01-28chatmateBC7B839D3BEAB4A32188556Windows,Prime95,v17,(aka WT1)
Factored2001-02-04chatmateBC7B839D3BEAB4A3941605Windows,Prime95,v17,(aka WT1)
Bad2001-02-11chatmate141B784E2D6C42902358283Windows,Prime95,v17,(aka WT1)
Factored2001-03-11chatmateBC7B839D3BEAB4A31126082Windows,Prime95,v17,(aka WT1)
Factored2001-03-25chatmateBC7B839D3BEAB4A3494446Windows,Prime95,v17,(aka WT1)
Bad2001-04-08chatmate5D6FD21F78F4DD5D978245Windows,Prime95,v17,(aka WT1)
Bad2001-05-06chatmate2096658CFFC4C3DC1708627Windows,Prime95,v17,(aka WT1)
Factored2001-07-03chatmateBC7B839D3BEAB4A3615050Windows,Prime95,v17,(aka WT1)
Bad2001-08-04chatmate1ABAFEA551526ACE151847Windows,Prime95,v17,(aka WT1)
Factored2001-10-20chatmateBC7B839D3BEAB4A31142519Windows,Prime95,v17,(aka WT1)
Factored2001-11-10chatmateBC7B839D3BEAB4A32035252Windows,Prime95,v17,(aka WT1)
Bad2002-01-08chatmate35AF751040C6023F1342372Windows,Prime95,v21,(aka WX1)
Bad2002-02-24chatmate17DD4495F0B3848B1436638Windows,Prime95,v17,(aka WT1)
Factored2002-03-03chatmateBC7B839D3BEAB4A31198497Windows,Prime95,v17,(aka WT1)
Factored2003-02-16chatmateBC7B839D3BEAB4A32029957Windows,Prime95,v17,(aka WT1)
Bad2003-03-16chatmate024F64546C5DE9CE2186588Windows,Prime95,v17,(aka WT1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-13Oliver Kruse34CD4B823CE27C0A1110556553
Verified
PRP without proof (not generated)
2017-11-26kkmrkkblmbrbk34CD4B823CE27C0A147504253
History
DateUserTypeResult
2022-03-09LordJuliusNFno factor TF: 1-60
2018-09-28alpertronNF-PM1B1=2000000, B2=60000000, E=12
2017-11-26kkmrkkblmbrbkC-PRPM2397103/17349701004480712073 : 34CD4B823CE27C0A
2017-10-13Oliver KruseC-PRPM2397103/17349701004480712073 : 34CD4B823CE27C0A
2013-11-24arnaudF-ECMFactor: 17349701004480712073
2013-01-23dbaughNFno factor TF: 62-63
2012-06-02Sebastian HornbostelNFno factor TF: 61-62
2011-01-27James HeinrichNF-PM1B1=160000, B2=3720000, E=6
2011-01-18JossNF-PM1B1=50000
2009-01-16Sturle SundeNFno factor TF: 60-61
2004-11-03markrNF-PM1B1=30000, B2=510000
2003-09-21-anonymous-NF-PM1B1=2048, B2=204800
2003-03-16-anonymous-C-LL024F64546C5DE9CE
2003-02-16-anonymous-C-LLBC7B839D3BEAB4A3
2002-03-03-anonymous-C-LLBC7B839D3BEAB4A3
2002-02-24-anonymous-C-LL17DD4495F0B3848B
2002-01-08-anonymous-C-LL35AF751040C6023F
2001-11-10-anonymous-C-LLBC7B839D3BEAB4A3
2001-10-20-anonymous-C-LLBC7B839D3BEAB4A3
2001-08-04-anonymous-C-LL1ABAFEA551526ACE
2001-07-03-anonymous-C-LLBC7B839D3BEAB4A3
2001-06-30-anonymous-C-LLBC7B839D3BEAB4A3
2001-05-06-anonymous-C-LL2096658CFFC4C3DC
2001-04-08-anonymous-C-LL5D6FD21F78F4DD5D
2001-03-25-anonymous-C-LLBC7B839D3BEAB4A3
2001-03-11-anonymous-C-LLBC7B839D3BEAB4A3
2001-02-11-anonymous-C-LL141B784E2D6C4290
2001-02-04-anonymous-C-LLBC7B839D3BEAB4A3
2001-01-28-anonymous-C-LL5299B035A531F6B1
2001-01-28-anonymous-C-LLBC7B839D3BEAB4A3
2001-01-21-anonymous-C-LL36A1A83308267D78
2001-01-21-anonymous-C-LL539C9B94157DF322
2000-12-21-anonymous-C-LLBC7B839D3BEAB4A3
2000-12-14-anonymous-C-LLBC7B839D3BEAB4A3
2000-12-07-anonymous-NF-PM1B1=10000, B2=52500
2000-11-05-anonymous-NF-PM1B1=10000, B2=52500
2000-10-15-anonymous-C-LLBC7B839D3BEAB4A3
2000-08-10-anonymous-C-LLBC7B839D3BEAB4A3
2000-07-12-anonymous-C-LLB42F1BAC534E11BF
2000-07-12-anonymous-C-LL17E89F79CC52E446
2000-07-03-anonymous-C-LLBC7B839D3BEAB4A3
2000-06-23-anonymous-C-LLBC7B839D3BEAB4A3
2000-06-23-anonymous-C-LLBC7B839D3BEAB4A3
2000-05-31-anonymous-C-LLBC7B839D3BEAB4A3
2000-05-17-anonymous-C-LLBC7B839D3BEAB4A3
2000-03-08-anonymous-C-LLBC7B839D3BEAB4A3
1999-12-30-anonymous-C-LLBC7B839D3BEAB4A3
1999-06-06-anonymous-C-LLBC7B839D3BEAB4A3
1999-03-01-anonymous-NFno factor TF: 1-59