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
110052983Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
56212661861464979717272272.32019-09-23 04:27:19
History
DateUserTypeResult
2019-09-23Smok_bmv F
Factor: 5621266186146497971727 / TF: 72-73*
2012-06-25Bio1ogicsNF
no factor from 2^71 to 2^72
2012-06-25Bio1ogicsNF
no factor from 2^70 to 2^71
2012-06-25Bio1ogicsNF
no factor from 2^69 to 2^70
2012-06-25Bio1ogicsNF
no factor from 2^68 to 2^69
2012-06-25Bio1ogicsNF
no factor from 2^66 to 2^68
2012-05-26omiXorpNF
no factor from 2^65 to 2^66
2010-09-17Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-30Torchwood InstituteNF
no factor from 2^63 to 2^64