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

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MnStatusDetails
138570121Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15078928556400455032812270.42016-10-01 02:08:30
History
DateUserTypeResult
2024-05-06GregNF
no factor from 2^68 to 2^69
2016-10-01Sergey NosovF
Factor: 1507892855640045503281 / TF: 70-72*
2016-03-30Josh FamestadNF
no factor from 2^69 to 2^70
2016-03-11Josh FamestadNF
no factor from 2^68 to 2^69
2016-03-02dbaughNF
no factor from 2^67 to 2^68
2015-02-10el groccoNF
no factor from 2^66 to 2^67
2012-11-21RichardNF
no factor from 2^65 to 2^66
2010-12-03Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-12oodairaNF
no factor from 2^63 to 2^64