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

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MnStatusDetails
107203427Factored
FactorDigitsBitsDate
2604299523412751280586632477.82021-11-05 05:01:59
P-1 factors
DateFactorB1B2
2021-11-0526042995234127512805866375700021023000
History
DateUserTypeResult
2021-11-05Jwb52zF-PM1
Factor: 260429952341275128058663 / (P-1, B1=757000, B2=21023000)
2021-04-10TheJudgerNF
no factor from 2^75 to 2^76
2021-04-10TheJudgerNF
no factor from 2^74 to 2^75
2020-03-13Hans LoeblichNF
no factor from 2^73 to 2^74
2020-03-01el groccoNF
no factor from 2^72 to 2^73
2018-02-28el groccoNF
no factor from 2^71 to 2^72
2015-05-11symalladNF
no factor from 2^70 to 2^71
2015-05-02Judge HaleNF
no factor from 2^69 to 2^70
2015-05-02Judge HaleNF
no factor from 2^68 to 2^69
2015-05-02Judge HaleNF
no factor from 2^66 to 2^68
2012-05-19omiXorpNF
no factor from 2^65 to 2^66
2010-09-07sasaki3NF
no factor from 2^64 to 2^65
2010-04-24MartinatMerseaNF
no factor from 2^63 to 2^64