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
259196083Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
42567878653989779129512271.92019-10-27 05:14:31
History
DateUserTypeResult
2019-10-27Smok_bmv F
Factor: 4256787865398977912951 / TF: 71-72*
2019-10-27Smok_bmv NF
no factor from 2^70 to 2^71
2019-05-04Chabot PrimeNF
no factor from 2^69 to 2^70
2018-06-18tmorrowNF
no factor from 2^68 to 2^69
2016-08-05XZTNF
no factor from 2^67 to 2^68
2015-12-20tscNF
no factor from 2^66 to 2^67
2014-05-18sasaki3NF
no factor from 2^65 to 2^66
2011-08-09carlos56NF
no factor from 2^64 to 2^65
2010-03-12subgeniusNF
no factor from 2^63 to 2^64
2010-03-12subgeniusNF
no factor from 2^62 to 2^63