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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
491655601Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
708294237148369894382632375.92025-09-16 09:16:50
History
DateUserTypeResult
2025-09-16SRBaseF
Factor: 70829423714836989438263 / TF: 75-76
2024-01-01SRBaseNF
no factor from 2^74 to 2^75
2022-07-02SRBaseNF
no factor from 2^73 to 2^74
2021-03-09SRBaseNF
no factor from 2^72 to 2^73
2020-08-27SRBaseNF
no factor from 2^71 to 2^72
2019-05-02meracaynNF
no factor from 2^70 to 2^71
2018-06-07sasakiNF
no factor from 2^69 to 2^70
2018-03-06sasakiNF
no factor from 2^68 to 2^69
2016-05-13sasakiNF
no factor from 2^67 to 2^68
2016-04-12monstNF
no factor from 2^66 to 2^67
2014-10-24sasakiNF
no factor from 2^65 to 2^66
2011-12-18abcNF
no factor from 2^64 to 2^65
2010-04-03Architects CubedNF
no factor from 2^63 to 2^64