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

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MnStatusDetails
120716767Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3721295570599216461387532478.32024-02-13 05:28:04
P-1 factors
DateFactorB1B2
2024-02-13372129557059921646138753958000552547710
History
DateUserTypeResult
2024-02-13Dmitry BolshakovF-PM1
Factor: 372129557059921646138753 / (P-1, B1=958000, B2=552547710)
2022-06-20TheJudgerNF
no factor from 2^76 to 2^77
2021-07-15TheJudgerNF
no factor from 2^75 to 2^76
2021-07-15TheJudgerNF
no factor from 2^74 to 2^75
2021-07-15TheJudgerNF
no factor from 2^73 to 2^74
2020-11-13SRBaseNF
no factor from 2^72 to 2^73
2015-05-10endless_mikeNF
no factor from 2^71 to 2^72
2015-05-10endless_mikeNF
no factor from 2^70 to 2^71
2015-05-07-Anonymous-NF
no factor from 2^69 to 2^70
2015-05-06SummyNF
no factor from 2^68 to 2^69
2015-02-09caddrNF
no factor from 2^67 to 2^68
2013-05-29E.LechnerNF
no factor from 2^66 to 2^67
2012-08-21RichardNF
no factor from 2^65 to 2^66
2010-10-19Mr-PlonkNF
no factor from 2^64 to 2^65