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
478422013Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4421981754519829076632168.62017-12-02 16:53:25
History
DateUserTypeResult
2017-12-02ky0urakuF
Factor: 442198175451982907663 / TF: 68-69
2016-06-14sasakiNF
no factor from 2^67 to 2^68
2016-03-25sasakiNF
no factor from 2^66 to 2^67
2014-10-11RichardNF
no factor from 2^65 to 2^66
2011-12-12tscNF
no factor from 2^64 to 2^65
2010-03-29Architects CubedNF
no factor from 2^63 to 2^64