Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
14742439Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
7667252158959699352572169.42023-03-14 06:51:55
38938783652191302992849292581.7old
LL
StatusDateUserResidueShift
Verified (Factored)2002-05-18Louis TowlesC54A0DE86FA5F02B5491173
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-04-30Numberwang8A7FEABE767C2B55211638853
P-1 factors
DateFactorB1B2
2023-03-14766725215895969935257300000213802050
History
DateUserTypeResult
2023-04-30S147127CERT
PRP Certification
Proof certified good
2023-04-30NumberwangC-PRP
M14742439/3893878365219130299284929/766725215895969935257 : 8A7FEABE767C2B55
PRP proof power = 8
PRP: Verified
Proof certified good
2023-03-14nordiF-PM1
Factor: 766725215895969935257 / (P-1, B1=300000, B2=213802050)
2023-02-01nordiNF-PM1
B1=300000