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
250978253Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3919617254782634008332168.42018-06-06 05:26:21
History
DateUserTypeResult
2018-06-06YxinityF
Factor: 391961725478263400833 / TF: 68-69
2014-12-09caddrNF
no factor from 2^66 to 2^68
2013-11-05Adel El-AtawyNF
no factor from 2^65 to 2^66
2011-07-28RichardNF
no factor from 2^64 to 2^65
2010-03-02Torchwood InstituteNF
no factor from 2^63 to 2^64
2010-03-02Torchwood InstituteNF
no factor from 2^62 to 2^63