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
802023221Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16875174267256413672232270.52020-02-12 19:09:28
History
DateUserTypeResult
2020-02-12ConductorF
Factor: 1687517426725641367223 / TF: 70-71
2016-08-17ramgeisNF
no factor from 2^68 to 2^70
2015-09-11sasakiNF
no factor from 2^67 to 2^68
2014-11-26sasakiNF
no factor from 2^66 to 2^67
2012-02-07tscNF
no factor from 2^65 to 2^66
2012-02-07tscNF
no factor from 2^64 to 2^65
2010-07-01Architects CubedNF
no factor from 2^63 to 2^64