Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
491409917Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
559309564592787068634792375.62025-09-16 08:27:54
History
DateUserTypeResult
2025-09-16SRBaseF
Factor: 55930956459278706863479 / TF: 75-76
2023-12-29SRBaseNF
no factor from 2^74 to 2^75
2022-07-02SRBaseNF
no factor from 2^73 to 2^74
2021-03-08SRBaseNF
no factor from 2^72 to 2^73
2020-09-01SRBaseNF
no factor from 2^71 to 2^72
2020-06-06SRBaseNF
no factor from 2^70 to 2^71
2018-05-28sasakiNF
no factor from 2^69 to 2^70
2018-03-10sasakiNF
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
2014-10-23rubikvn2100NF
no factor from 2^65 to 2^66
2011-12-18Lukin DmitryNF
no factor from 2^64 to 2^65
2010-04-03Architects CubedNF
no factor from 2^63 to 2^64