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

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MnStatusDetails
126424979Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28531950077296898684519112581.22024-07-08 10:52:18
P-1 factors
DateFactorB1B2
2024-07-08285319500772968986845191110950001095000
History
DateUserTypeResult
2024-07-08Luke DurantF-PM1
Factor: 2853195007729689868451911 / (P-1, B1=1095000)
2022-07-29TheJudgerNF
no factor from 2^76 to 2^77
2022-07-29TheJudgerNF
no factor from 2^75 to 2^76
2022-07-29TheJudgerNF
no factor from 2^74 to 2^75
2021-07-09SRBaseNF
no factor from 2^73 to 2^74
2015-10-15ANONYMOUSNF
no factor from 2^72 to 2^73
2015-10-15ANONYMOUSNF
no factor from 2^71 to 2^72
2015-10-12SourceBinary.comNF
no factor from 2^70 to 2^71
2015-10-10SourceBinary.comNF
no factor from 2^69 to 2^70
2015-08-05Judge HaleNF
no factor from 2^68 to 2^69
2015-08-05Judge HaleNF
no factor from 2^67 to 2^68
2015-01-02Jan KuipersNF
no factor from 2^66 to 2^67
2012-09-17OS1NF
no factor from 2^65 to 2^66
2010-11-02Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-26argusdustyNF
no factor from 2^63 to 2^64