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
661408067Factored
FactorDigitsBitsDate
5584677003408613400892168.92018-02-15 15:17:13
History
DateUserTypeResult
2018-02-15ConductorF
Factor: 558467700340861340089 / TF: 68-69
2017-02-01sasakiNF
no factor from 2^67 to 2^68
2014-03-31sasakiNF
no factor from 2^66 to 2^67
2013-12-17sasakiNF
no factor from 2^65 to 2^66
2012-01-23HardyP GermanyNF
no factor from 2^64 to 2^65
2010-06-17Architects CubedNF
no factor from 2^63 to 2^64