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
255373177Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
6475929657449870105272169.12019-04-18 08:56:12
History
DateUserTypeResult
2025-03-20James HeinrichF
Factor: 647592965744987010527 / TF: 69-70
2019-04-18_p95holder_F
Factor: 647592965744987010527 / TF: 69-70
2018-06-09MrSupp_CZNF
no factor from 2^68 to 2^69
2015-09-15caddrNF
no factor from 2^66 to 2^68
2013-11-16RichardNF
no factor from 2^65 to 2^66
2011-08-02sasaki3NF
no factor from 2^64 to 2^65
2010-03-08Architects CubedNF
no factor from 2^63 to 2^64
2010-03-08Architects CubedNF
no factor from 2^62 to 2^63