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
142280543Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
68880778075603370829857059932892.52024-10-02 14:03:41
P-1 factors
DateFactorB1B2
2024-10-02688807780756033708298570599312190001464137070
History
DateUserTypeResult
2024-10-02Luke DurantF-PM1
Factor: 6888077807560337082985705993 / (P-1, B1=1219000, B2=1464137070)
2024-09-25Ryan PropperNF
no factor from 2^76 to 2^77
2024-07-17SRBaseNF
no factor from 2^75 to 2^76
2024-06-01James HeinrichNF
no factor from 2^71 to 2^72
2023-01-21SRBaseNF
no factor from 2^74 to 2^75
2021-11-07SRBaseNF
no factor from 2^73 to 2^74
2020-10-25SRBaseNF
no factor from 2^72 to 2^73
2016-09-01ConductorNF
no factor from 2^71 to 2^72
2016-08-21Choi4KANGNF
no factor from 2^70 to 2^71
2016-07-10Choi4KANGNF
no factor from 2^69 to 2^70
2016-06-05Choi4KANGNF
no factor from 2^68 to 2^69
2016-03-25dbaughNF
no factor from 2^67 to 2^68
2015-02-23aurashiftNF
no factor from 2^66 to 2^67
2012-12-08AKAxAutoNF
no factor from 2^65 to 2^66
2010-12-19RichardNF
no factor from 2^64 to 2^65
2010-06-16Charles A. MorrisNF
no factor from 2^63 to 2^64