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

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MnStatusDetails
118606583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4169744078894778339089154183208932105.02023-08-04 13:14:50
P-1 factors
DateFactorB1B2
2023-08-044169744078894778339089154183208963700044772090
History
DateUserTypeResult
2023-08-04ExtremofireF-PM1
Factor: 41697440788947783390891541832089 / (P-1, B1=637000, B2=44772090)
2022-05-11TheJudgerNF
no factor from 2^76 to 2^77
2021-05-23ViliamFNF
no factor from 2^71 to 2^72
2021-04-25jwnutterNF
no factor from 2^75 to 2^76
2021-04-25jwnutterNF
no factor from 2^74 to 2^75
2019-06-29Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2017-04-22snme2pm1NF
no factor from 2^72 to 2^73
2015-05-11Josh FamestadNF
no factor from 2^71 to 2^72
2015-01-27snme2pm1NF
no factor from 2^70 to 2^71
2014-08-19snme2pm1NF
no factor from 2^69 to 2^70
2014-07-30snme2pm1NF
no factor from 2^68 to 2^69
2014-07-07snme2pm1NF
no factor from 2^67 to 2^68
2014-05-28snme2pm1NF
no factor from 2^66 to 2^67
2012-07-16OS1NF
no factor from 2^65 to 2^66
2010-10-14Charles A. MorrisNF
no factor from 2^64 to 2^65
2010-05-14smokyNF
no factor from 2^63 to 2^64