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

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Exponent Range:
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MnStatusDetails
2304271Factored10710272825147194039079
LL
StatusDateUserResidueShift
Verified (Factored)CyberCash26CAF67355A969B70
Verified (Factored)Gregory Cook26CAF67355A969B70
Verified (Factored)1999-07-04Marc Kohli26CAF67355A969B71809712
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2021-05-21Chang Chia-Tche8943DD8CF8144FCF135107953
Verified (Factored)2021-05-14kracker8943DD8CF8144FCF158604353
History
DateUserTypeResult
2021-05-21Joe CacheCERTPRP Certification
2021-05-21Chang Chia-TcheC-PRPM2304271/10710272825147194039079 : 8943DD8CF8144FCF
2021-05-14krackerC-PRPM2304271/10710272825147194039079 : 8943DD8CF8144FCF
2021-05-11ZenzomaF-ECMFactor: 10710272825147194039079 / (ECM curve 2, B1=50000, B2=5000000, Sigma=6257611965191870)
2019-05-06TJAOINFno factor from 2^67 to 2^68
2018-03-10Sid & AndyNF-PM1B1=6000000, B2=180000000, E=12
2017-05-30Gordon SpenceNFno factor from 2^66 to 2^67
2016-02-23Mark RoseNFno factor from 2^1 to 2^60
2015-10-21ramgeisNFno factor from 2^65 to 2^66
2015-02-27VictordeHollanderNFno factor from 2^64 to 2^65
2015-02-27VictordeHollanderNFno factor from 2^63 to 2^64
2013-12-06Jerry HallettNFno factor from 2^62 to 2^63
2012-05-12Sebastian HornbostelNFno factor from 2^61 to 2^62
2010-02-15BudNF-PM1B1=500000, B2=10000000, E=12
2009-01-14Sturle SundeNFno factor from 2^60 to 2^61
2003-09-14-Anonymous-NF-PM1B1=2048, B2=204800
1999-07-04-Anonymous-C-LL26CAF67355A969B7