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

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MnStatusDetails
119445671Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
10083914080518659912024632579.72023-10-21 21:00:16
P-1 factors
DateFactorB1B2
2023-10-21100839140805186599120246358000027657420
History
DateUserTypeResult
2023-10-21Smok_bmv F-PM1
Factor: 1008391408051865991202463 / (P-1, B1=580000, B2=27657420)
2022-05-22TheJudgerNF
no factor from 2^76 to 2^77
2021-07-08TheJudgerNF
no factor from 2^75 to 2^76
2021-06-17hktNF
no factor from 2^74 to 2^75
2021-03-30gcardonaNF
no factor from 2^73 to 2^74
2020-11-16SRBaseNF
no factor from 2^72 to 2^73
2015-10-06SMoffatNF
no factor from 2^71 to 2^72
2015-09-19SMoffatNF
no factor from 2^70 to 2^71
2015-07-12ANONYMOUSNF
no factor from 2^69 to 2^70
2015-05-11bunddogNF
no factor from 2^68 to 2^69
2015-04-21workerthreadNF
no factor from 2^67 to 2^68
2014-12-15vwflat4NF
no factor from 2^66 to 2^67
2012-07-28RichardNF
no factor from 2^65 to 2^66
2010-10-16Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-16garoNF
no factor from 2^63 to 2^64