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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
229001413Factored
FactorDigitsBitsDate
278487311978327947322801440867131101.12022-09-25 01:23:56
P-1 factors
DateFactorB1B2
2022-09-2527848731197832794732280144086711381000100292940
History
DateUserTypeResult
2022-09-25aperson1F-PM1
Factor: 2784873119783279473228014408671 / (P-1, B1=1381000, B2=100292940)
2021-11-08AK76NF
no factor from 2^74 to 2^75
2021-10-30Chabot PrimeNF
no factor from 2^73 to 2^74
2020-11-04SRBaseNF
no factor from 2^72 to 2^73
2018-09-21mikrNF
no factor from 2^71 to 2^72
2018-09-21mikrNF
no factor from 2^70 to 2^71
2018-08-30Niels_Mache_NextcloudNF
no factor from 2^69 to 2^70
2018-04-07Mr-PlonkNF
no factor from 2^68 to 2^69
2016-09-18SFPeteNF
no factor from 2^67 to 2^68
2015-10-10NumberwangNF
no factor from 2^66 to 2^67
2010-11-06GrunwalderGIMPNF
no factor from 2^65 to 2^66
2010-11-06GrunwalderGIMPNF
no factor from 2^64 to 2^65