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

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MnStatusDetails
15090181Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
61567938491032.5old
1772651577974147211857.32015-06-09 11:31:30
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-06-15Perig8EC3EF0EA82F8C392876707853
History
DateUserTypeResult
2023-06-16ZbiGCERT
PRP Certification
Proof certified good
2023-06-15PerigC-PRP
M15090181/6156793849/177265157797414721 : 8EC3EF0EA82F8C39
PRP proof power = 8
PRP: Verified
Proof certified good
2023-05-30JacobZNF-PM1
B1=472000, B2=451648890
2015-06-09TJAOIF
Factor: 177265157797414721 / TF: 57-58