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
6938719Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
69387191826.0old
7313964923531239.42008-09-08 03:00:02
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-01-25Oliver Kruse25A4C59C8471F9912498209153
Verified2019-02-01J.R. Allen25A4C59C8471F9912583014253
History
DateUserTypeResult
2023-12-28Stef42NF-PM1
B1=577000, B2=1280664000
2019-02-01J.R. AllenC-PRP
M6938719/69387191/731396492353 : 25A4C59C8471F991
PRP: Verified
PRP without proof (not generated)
2018-01-25Oliver KruseC-PRP
M6938719/69387191/731396492353 : 25A4C59C8471F991
PRP: Verified
PRP without proof (not generated)
2008-09-08Will EdgingtonF
Factor: 731396492353