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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
12853333Factored
FactorDigitsBitsDate
566015582718505611755.7old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-05-17PoaoEFD808A910D9C7E01880363453
History
DateUserTypeResult
2022-05-17curtiscCERT
PRP Certification
Proof certified good
2022-05-17PoaoC-PRP
M12853333/56601558271850561 : EFD808A910D9C7E0
PRP proof power = 8
PRP: Verified
Proof certified good
2022-05-15nordiNF-PM1
B1=400000, B2=72448740
2022-05-11nordiNF-PM1
B1=400000