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

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MnStatusDetails
85796281Factored
FactorDigitsBitsDate
198266566293581315914601867137282164137120.62018-02-09 19:56:04
P-1 factors
DateFactorB1B2
2018-02-09198266566293581315914601867137282164167500012487500
History
DateUserTypeResult
2018-02-09arnaudF-PM1
Factor: 1982665662935813159146018671372821641 / (P-1, B1=675000, B2=12487500)
2017-10-15TheJudgerNF
no factor from 2^75 to 2^76
2017-10-15TheJudgerNF
no factor from 2^74 to 2^75
2017-05-19-Anonymous-NF
no factor from 2^73 to 2^74
2017-03-14Strolling JellyfishNF
no factor from 2^72 to 2^73
2017-03-14Strolling JellyfishNF
no factor from 2^71 to 2^72
2014-08-18Ryan PropperNF
no factor from 2^70 to 2^71
2014-04-24wilsonnkwanNF
no factor from 2^69 to 2^70
2014-04-11Preben SNF
no factor from 2^68 to 2^69
2013-06-14g0bNF
no factor from 2^67 to 2^68
2013-03-04LurkerNF
no factor from 2^66 to 2^67
2013-02-26JMGarciaNF
no factor from 2^65 to 2^66
2010-11-29Architects CubedNF
no factor from 2^64 to 2^65