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

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MnStatusDetails
158970391Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
744967111851803183611272376.02024-08-26 10:43:02
History
DateUserTypeResult
2025-06-05GregF
Factor: 74496711185180318361127 / TF: 75-76
2024-08-26SRBaseF
Factor: 74496711185180318361127 / TF: 75-76*
2023-02-26SRBaseNF
no factor from 2^74 to 2^75
2018-01-13AyczlyNF
no factor from 2^73 to 2^74
2018-01-13AyczlyNF
no factor from 2^72 to 2^73
2017-12-29Craig JohnsonNF
no factor from 2^71 to 2^72
2017-12-27proxy2222NF
no factor from 2^70 to 2^71
2017-12-20La GüiraNF
no factor from 2^69 to 2^70
2017-03-14XolotlNF
no factor from 2^68 to 2^69
2016-05-16MarcelNF
no factor from 2^67 to 2^68
2015-04-27Judge HaleNF
no factor from 2^66 to 2^67
2013-02-17Arne KleppestrandNF
no factor from 2^65 to 2^66
2011-01-31UngelovendeNF
no factor from 2^64 to 2^65
2010-06-28Torchwood InstituteNF
no factor from 2^63 to 2^64