Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
6961013Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
74465851861535591652.7old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-01-28Oliver Kruse4EA730A5333DDB6C1318382953
Verified2019-02-12arnaud4EA730A5333DDB6C173745353
History
DateUserTypeResult
2023-12-30Stef42NF-PM1
B1=562000, B2=960946350
2019-02-12arnaudC-PRP
M6961013/7446585186153559 : 4EA730A5333DDB6C
PRP: Verified
PRP without proof (not generated)
2018-01-28Oliver KruseC-PRP
M6961013/7446585186153559 : 4EA730A5333DDB6C
PRP: Verified
PRP without proof (not generated)