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
15470071Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
837859045371136.3old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-08-06Perig1E9F240BA1B4516B11157564853
Verified2023-08-18Extremofire1E9F240BA1B4516B1701019353
History
DateUserTypeResult
2023-08-18LOBESCERT
PRP Certification
Proof certified good
2023-08-18ExtremofireC-PRP
M15470071/83785904537 : 1E9F240BA1B4516B
PRP proof power = 8
PRP: Verified
Proof certified good
2023-08-06Benson Murage KibeCERT
PRP Certification
Proof certified good
2023-08-06PerigC-PRP
M15470071/83785904537 : 1E9F240BA1B4516B
PRP proof power = 8
PRP: Verified
Proof certified good
2023-06-27JacobZNF-PM1
B1=477000, B2=523021590