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

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MnStatusDetails
15606431Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
103938830471133.3old
117399377197511443.42008-09-08 11:35:54
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-08-19Perig78703AD061E719112516642253
History
DateUserTypeResult
2023-08-19curtiscCERT
PRP Certification
Proof certified good
2023-08-19PerigC-PRP
M15606431/10393883047/11739937719751 : 78703AD061E71911
PRP proof power = 8
PRP: Verified
Proof certified good
2023-07-25nordiNF-PM1
B1=480000, B2=308477400
2023-07-14nordiNF-PM1
B1=480000
2008-09-08Will EdgingtonF
Factor: 11739937719751