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

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MnStatusDetails
115430669Factored
FactorDigitsBitsDate
81582548804851026480469512582.82022-05-16 12:31:43
P-1 factors
DateFactorB1B2
2022-05-168158254880485102648046951510000510000
History
DateUserTypeResult
2022-05-16tottenhoffF-PM1
Factor: 8158254880485102648046951 / (P-1, B1=510000)
2022-04-18TheJudgerNF
no factor from 2^76 to 2^77
2020-10-02RobertKazanNF
no factor from 2^75 to 2^76
2020-10-02RobertKazanNF
no factor from 2^74 to 2^75
2020-10-02RobertKazanNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2015-03-28workerthreadNF
no factor from 2^71 to 2^72
2015-03-14SMoffatNF
no factor from 2^70 to 2^71
2015-03-07SMoffatNF
no factor from 2^69 to 2^70
2015-03-04SMoffatNF
no factor from 2^68 to 2^69
2015-02-26XebecerNF
no factor from 2^67 to 2^68
2015-01-10RichardNF
no factor from 2^66 to 2^67
2012-06-19subgeniusNF
no factor from 2^65 to 2^66
2010-10-06vapaddyNF
no factor from 2^64 to 2^65
2010-05-08Torchwood InstituteNF
no factor from 2^63 to 2^64