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

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MnStatusDetails
121381669Factored
FactorDigitsBitsDate
6096143826068006933506171801778196135115.62024-03-05 16:08:02
P-1 factors
DateFactorB1B2
2024-03-0560961438260680069335061718017781961907000907000
History
DateUserTypeResult
2024-03-05Dmitry BolshakovF-PM1
Factor: 60961438260680069335061718017781961 / (P-1, B1=907000)
2022-06-22TheJudgerNF
no factor from 2^76 to 2^77
2021-08-20TheJudgerNF
no factor from 2^75 to 2^76
2021-08-20TheJudgerNF
no factor from 2^74 to 2^75
2021-07-15SRBaseNF
no factor from 2^73 to 2^74
2020-08-29tscNF
no factor from 2^72 to 2^73
2015-12-03Jens PedersenNF
no factor from 2^71 to 2^72
2015-11-25el groccoNF
no factor from 2^70 to 2^71
2013-12-01GrunwalderGIMPNF
no factor from 2^69 to 2^70
2013-12-01GrunwalderGIMPNF
no factor from 2^68 to 2^69
2013-12-01GrunwalderGIMPNF
no factor from 2^66 to 2^68
2012-08-12sannerud.comNF
no factor from 2^65 to 2^66
2010-10-21Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-23libcoNF
no factor from 2^63 to 2^64