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
12817759Factored
FactorDigitsBitsDate
820336577929.6old
338388837611135.02008-09-08 08:39:45
1795511680731237.42008-09-08 08:39:45
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-05-13XZT384C037A48FF46383825490653
History
DateUserTypeResult
2022-05-13Ben DeloCERT
PRP Certification
Proof certified good
2022-05-13XZTC-PRP
M12817759/820336577/33838883761/179551168073 : 384C037A48FF4638
PRP proof power = 8
PRP: Verified
Proof certified good
2022-05-12nordiNF-PM1
B1=400000, B2=428459850
2022-04-21nordiNF-PM1
B1=400000
2008-09-08Will EdgingtonF
Factor: 179551168073
2008-09-08Will EdgingtonF
Factor: 33838883761