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
189435269Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
28254791020089073781032271.32015-08-25 17:55:25
History
DateUserTypeResult
2015-08-25demfloroF
Factor: 2825479102008907378103 / TF: 71-72
2015-08-25demfloroNF
no factor from 2^70 to 2^71
2015-08-25demfloroNF
no factor from 2^69 to 2^70
2015-08-25demfloroNF
no factor from 2^68 to 2^69
2015-08-25demfloroNF
no factor from 2^66 to 2^68
2013-06-06RichardNF
no factor from 2^65 to 2^66
2011-04-10RichardNF
no factor from 2^64 to 2^65
2010-08-01CorranNF
no factor from 2^63 to 2^64