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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
138022957Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
311949116644343453746770295272994.72024-09-19 06:38:14
P-1 factors
DateFactorB1B2
2024-09-193119491166443434537467702952711330001133000
History
DateUserTypeResult
2024-09-19Luke DurantF-PM1
Factor: 31194911664434345374677029527 / (P-1, B1=1133000)
2024-07-28Luke DurantNF
no factor from 2^76 to 2^77
2024-07-16SRBaseNF
no factor from 2^75 to 2^76
2023-01-12SRBaseNF
no factor from 2^74 to 2^75
2021-07-31SRBaseNF
no factor from 2^73 to 2^74
2020-10-27SRBaseNF
no factor from 2^72 to 2^73
2016-04-10Choi4KANGNF
no factor from 2^71 to 2^72
2016-02-19dbaughNF
no factor from 2^70 to 2^71
2014-12-28La GüiraNF
no factor from 2^69 to 2^70
2014-12-28La GüiraNF
no factor from 2^68 to 2^69
2014-12-28La GüiraNF
no factor from 2^67 to 2^68
2014-12-12snme2pm1NF
no factor from 2^66 to 2^67
2012-11-15Mr-PlonkNF
no factor from 2^65 to 2^66
2010-12-01Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-06-11Charles A. MorrisNF
no factor from 2^63 to 2^64