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

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MnStatusDetails
134715943Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
613218517614973822408312375.72024-01-09 22:16:57
History
DateUserTypeResult
2024-01-09Dmitry BolshakovF
Factor: 61321851761497382240831 / TF: 75-76*
2023-01-06SRBaseNF
no factor from 2^74 to 2^75
2021-07-25SRBaseNF
no factor from 2^73 to 2^74
2020-10-22SRBaseNF
no factor from 2^72 to 2^73
2016-09-09Dennis SchreiberNF
no factor from 2^71 to 2^72
2016-09-07Viktor ZamenawNF
no factor from 2^70 to 2^71
2016-07-30DerekNF
no factor from 2^69 to 2^70
2016-07-28proxy2222NF
no factor from 2^68 to 2^69
2016-01-18DerekNF
no factor from 2^67 to 2^68
2015-01-24aurashiftNF
no factor from 2^66 to 2^67
2012-11-07Team_InspectorNF
no factor from 2^65 to 2^66
2010-11-23Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-08sasaki3NF
no factor from 2^63 to 2^64