Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
87297169Factored
FactorDigitsBitsDate
385862721608746635700342332685.02018-04-27 05:57:07
10909267956339252274958643823693199.82018-04-27 05:57:07
P-1 factors
DateFactorB1B2
2018-04-274209479824392153248296051348213007061027158052273163797770500013218750
History
DateUserTypeResult
2018-04-27mikrF-PM1
Factor: 42094798243921532482960513482130070610271580522731637977 / (P-1, B1=705000, B2=13218750)
2018-04-03TheJudgerNF
no factor from 2^75 to 2^76
2018-03-30Brian BeuningNF
no factor from 2^74 to 2^75
2017-06-12-Anonymous-NF
no factor from 2^73 to 2^74
2017-05-17Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-05-17Strolling JellyfishNF
no factor from 2^71 to 2^72
2015-08-08monstNF
no factor from 2^70 to 2^71
2013-08-24PascalBieriNF
no factor from 2^69 to 2^70
2013-08-22PascalBieriNF
no factor from 2^68 to 2^69
2013-03-07Charles A. MorrisNF
no factor from 2^67 to 2^68
2013-03-04Hagrid MandrakeNF
no factor from 2^66 to 2^67
2013-03-04SMoffatNF
no factor from 2^65 to 2^66
2010-11-17Architects CubedNF
no factor from 2^64 to 2^65