Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
6904921Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
10109147693682496571959.8old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-01-21Oliver Kruse49D6D7E582A0101D1608787353
Verified2019-01-23kracker49D6D7E582A0101D1408670553
History
DateUserTypeResult
2023-12-26Stef42NF-PM1
B1=569000, B2=1280664000
2019-01-23krackerC-PRP
M6904921/1010914769368249657 : 49D6D7E582A0101D
PRP: Verified
PRP without proof (not generated)
2018-01-21Oliver KruseC-PRP
M6904921/1010914769368249657 : 49D6D7E582A0101D
PRP: Verified
PRP without proof (not generated)