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
728013581Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15742162757825381625532270.42019-05-01 12:33:28
History
DateUserTypeResult
2019-05-01Alex_soldierF
Factor: 1574216275782538162553 / TF: 70-71
2015-09-14monstNF
no factor from 2^66 to 2^70
2013-01-18monstNF
no factor from 2^65 to 2^66
2011-03-24monstNF
no factor from 2^64 to 2^65
2010-07-29Architects CubedNF
no factor from 2^63 to 2^64