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
249850897Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1789382925174468142012167.32016-10-23 00:59:26
History
DateUserTypeResult
2016-10-23Mikhail E. GolosovF
Factor: 178938292517446814201 / TF: 67-68
2015-12-15Simon WendelNF
no factor from 2^66 to 2^67
2013-11-02GrunwalderGIMPNF
no factor from 2^65 to 2^66
2011-07-25Andrew BNF
no factor from 2^64 to 2^65