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

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MnStatusDetails
136936771Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3914454950637853232020312478.42024-09-16 05:50:34
P-1 factors
DateFactorB1B2
2024-09-16391445495063785323202031831000831000
History
DateUserTypeResult
2024-09-16Bricyn JamesonF-PM1
Factor: 391445495063785323202031 / (P-1, B1=831000)
2024-07-12Luke DurantNF
no factor from 2^76 to 2^77
2024-07-08Luke DurantNF
no factor from 2^75 to 2^76
2023-01-11SRBaseNF
no factor from 2^74 to 2^75
2021-07-29SRBaseNF
no factor from 2^73 to 2^74
2020-11-17SRBaseNF
no factor from 2^72 to 2^73
2016-02-17Smok_bmv NF
no factor from 2^71 to 2^72
2016-02-11dbaughNF
no factor from 2^70 to 2^71
2016-02-06La GüiraNF
no factor from 2^69 to 2^70
2016-02-06La GüiraNF
no factor from 2^68 to 2^69
2016-02-06La GüiraNF
no factor from 2^67 to 2^68
2015-02-01rubikvn2100NF
no factor from 2^66 to 2^67
2012-11-09subgeniusNF
no factor from 2^65 to 2^66
2010-11-30Dubai_CollegeNF
no factor from 2^64 to 2^65
2010-06-15RichardNF
no factor from 2^63 to 2^64