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

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MnStatusDetails
18230257Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
96255756971033.2old
4643246457911238.82008-09-08 14:27:43
11695905770359211650.12014-05-19 13:41:02
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2025-09-13VinickwE8A59D188E4004023477257453
History
DateUserTypeResult
2025-09-13Stephan GruppCERT
PRP Certification
Proof certified good
2025-09-13VinickwC-PRP
M18230257/9625575697/464324645791/1169590577035921 : E8A59D188E400402
PRP proof power = 8
PRP: Verified
Proof certified good
2014-05-19TJAOIF
Factor: 1169590577035921
2008-09-08Will EdgingtonF
Factor: 464324645791