Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnStatusDetails
262244029Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
312615576558449532816792374.72023-05-01 08:51:04
History
DateUserTypeResult
2023-05-01Nazarov MikhailF
Factor: 31261557655844953281679
2022-02-21SRBaseNF
no factor from 2^73 to 2^74
2020-11-27SRBaseNF
no factor from 2^72 to 2^73
2020-07-07SRBaseNF
no factor from 2^71 to 2^72
2020-05-05SRBaseNF
no factor from 2^70 to 2^71
2019-05-16Chabot PrimeNF
no factor from 2^69 to 2^70
2018-06-22Niels_Mache_NextcloudNF
no factor from 2^68 to 2^69
2016-07-30XZTNF
no factor from 2^67 to 2^68
2015-12-23ConductorNF
no factor from 2^66 to 2^67
2013-11-26Yan Ruimin ChinaNF
no factor from 2^65 to 2^66
2011-08-14rozieNF
no factor from 2^64 to 2^65
2010-03-16BattlemaxxNF
no factor from 2^63 to 2^64
2010-03-16BattlemaxxNF
no factor from 2^62 to 2^63