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

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MnStatusDetails
143845909Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
5644844863319607021013124712788.92024-10-07 09:16:54
P-1 factors
DateFactorB1B2
2024-10-0756448448633196070210131247112600001260000
History
DateUserTypeResult
2024-10-07Luke DurantF-PM1
Factor: 564484486331960702101312471 / (P-1, B1=1260000)
2024-08-15tbusbyNF
no factor from 2^68 to 2^69
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2017-03-08PEDNF
no factor from 2^74 to 2^75
2017-03-08PEDNF
no factor from 2^73 to 2^74
2017-03-08PEDNF
no factor from 2^72 to 2^73
2017-03-08PEDNF
no factor from 2^71 to 2^72
2017-03-08PEDNF
no factor from 2^70 to 2^71
2017-02-13JoDuNF
no factor from 2^69 to 2^70
2016-04-19DerekNF
no factor from 2^68 to 2^69
2016-04-04dbaughNF
no factor from 2^67 to 2^68
2015-02-27Judge HaleNF
no factor from 2^66 to 2^67
2012-12-16AKAxAutoNF
no factor from 2^65 to 2^66
2010-12-21Mr-PlonkNF
no factor from 2^64 to 2^65
2010-06-18Torchwood InstituteNF
no factor from 2^63 to 2^64