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
62156117Factored
FactorDigitsBitsDate
28853017737986627127258278892891.22013-03-25 10:56:33
P-1 factors
DateFactorB1B2
2013-03-25288530177379866271272582788959500012197500
History
DateUserTypeResult
2022-03-30LordJuliusNF
no factor from 2^1 to 2^63
2013-03-25Amazon EC2F-PM1
Factor: 2885301773798662712725827889
2013-03-18James HeinrichNF
no factor from 2^72 to 2^73
2013-02-15bcp19NF
no factor from 2^71 to 2^72
2012-11-02NoWhereManNF
no factor from 2^70 to 2^71
2011-12-03Helmut ZulusNF
no factor from 2^69 to 2^70
2009-08-24ANONYMOUSNF
no factor from 2^68 to 2^69
2009-08-18ANONYMOUSNF
no factor from 2^67 to 2^68
2009-08-14jschmittNF
no factor from 2^66 to 2^67
2009-08-12oodairaNF
no factor from 2^65 to 2^66
2009-08-11stevecodyNF
no factor from 2^64 to 2^65
2008-12-18DerekNF
no factor from 2^63 to 2^64