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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MnStatusDetails
109122907Factored
FactorDigitsBitsDate
37312531356798448654297773166624265880739128.12021-08-04 19:59:02
P-1 factors
DateFactorB1B2
2021-08-04373125313567984486542977731666242658807550000043037593
History
DateUserTypeResult
2021-08-04S00030F-PM1
Factor: 373125313567984486542977731666242658807 / (P-1, B1=5500000, B2=43037593)
2021-04-26TheJudgerNF
no factor from 2^75 to 2^76
2021-04-26TheJudgerNF
no factor from 2^74 to 2^75
2020-07-21XZTNF
no factor from 2^73 to 2^74
2020-03-05CADukeNF
no factor from 2^72 to 2^73
2015-02-06Red RavenNF
no factor from 2^71 to 2^72
2014-11-08shaugeNF
no factor from 2^70 to 2^71
2014-11-08shaugeNF
no factor from 2^69 to 2^70
2014-11-08shaugeNF
no factor from 2^68 to 2^69
2014-11-07RichD0NF
no factor from 2^67 to 2^68
2014-11-07SMoffatNF
no factor from 2^66 to 2^67
2012-07-23sasaki3NF
no factor from 2^65 to 2^66
2010-09-15RichardNF
no factor from 2^64 to 2^65
2010-04-29James HintzNF
no factor from 2^63 to 2^64