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
671990677Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4932238600647874282072168.72018-04-04 04:44:33
History
DateUserTypeResult
2018-04-04ConductorF
Factor: 493223860064787428207 / TF: 68-69
2017-01-10NoPolarBearsHereNF
no factor from 2^67 to 2^68
2014-07-08sasakiNF
no factor from 2^66 to 2^67
2013-04-21ramgeisNF
no factor from 2^65 to 2^66