Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
255528709Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3173850085267155422632168.12018-06-11 01:48:16
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 317385008526715542263 / TF: 68-70
2018-06-11NickF
Factor: 317385008526715542263 / TF: 68-69
2015-09-26caddrNF
no factor from 2^66 to 2^68
2013-11-15RichardNF
no factor from 2^65 to 2^66
2011-08-03albin_pouillesNF
no factor from 2^64 to 2^65
2010-03-08Nathan SlavenNF
no factor from 2^63 to 2^64
2010-03-08Nathan SlavenNF
no factor from 2^62 to 2^63