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
197450881Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
25463776016448585024312271.12015-09-17 18:55:05
History
DateUserTypeResult
2015-09-17demfloroF
Factor: 2546377601644858502431 / TF: 71-72
2015-09-17demfloroNF
no factor from 2^70 to 2^71
2015-09-17demfloroNF
no factor from 2^69 to 2^70
2015-09-17demfloroNF
no factor from 2^68 to 2^69
2015-09-17demfloroNF
no factor from 2^66 to 2^68
2013-07-02Grant McCrackenNF
no factor from 2^65 to 2^66
2011-04-24dslNF
no factor from 2^64 to 2^65
2010-08-08sasaki3NF
no factor from 2^63 to 2^64