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
153412019Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
66260732731719116652012272.52017-05-01 21:07:31
History
DateUserTypeResult
2017-05-01Sergey NosovF
Factor: 6626073273171911665201 / TF: 72-73*
2016-07-08Adam BuranNF
no factor from 2^71 to 2^72
2016-07-08Adam BuranNF
no factor from 2^70 to 2^71
2016-07-08Adam BuranNF
no factor from 2^69 to 2^70
2016-07-08Adam BuranNF
no factor from 2^68 to 2^69
2016-04-26LingUaanNF
no factor from 2^67 to 2^68
2015-04-03tscNF
no factor from 2^66 to 2^67
2013-02-01RichardNF
no factor from 2^65 to 2^66
2011-01-19Nathan EdingtonNF
no factor from 2^64 to 2^65
2010-06-24Thomas StorkNF
no factor from 2^63 to 2^64