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

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MnStatusDetails
101475607Factored
FactorDigitsBitsDate
2751020519980725928807912477.92020-12-10 17:55:18
P-1 factors
DateFactorB1B2
2020-12-1027510205199807259288079171600021819000
History
DateUserTypeResult
2020-12-10DRobinsonPEF-PM1
Factor: 275102051998072592880791 / (P-1, B1=716000, B2=21819000, E=6)
2020-10-10TheJudgerNF
no factor from 2^75 to 2^76
2020-10-10TheJudgerNF
no factor from 2^74 to 2^75
2020-03-29SRBaseNF
no factor from 2^73 to 2^74
2020-03-23el groccoNF
no factor from 2^72 to 2^73
2014-12-02shaugeNF
no factor from 2^71 to 2^72
2013-09-05SMoffatNF
no factor from 2^70 to 2^71
2013-09-02SMoffatNF
no factor from 2^69 to 2^70
2013-08-29PascalBieriNF
no factor from 2^68 to 2^69
2013-08-28PascalBieriNF
no factor from 2^67 to 2^68
2013-08-26PascalBieriNF
no factor from 2^66 to 2^67
2012-04-17Nathan EdingtonNF
no factor from 2^65 to 2^66
2010-08-13BaltinNF
no factor from 2^64 to 2^65
2010-03-211997rj7NF
no factor from 2^63 to 2^64