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

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MnDetails
677
Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
19431186311030.9old
5311327171393460210812168.8old
9781465839886377655362172479.7old
5362511269192384350811794231151642817302190330034456753175.2old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2024-09-06George WoltmanPRP_PRP_PRP_PRP_4013
History
DateUserTypeResult
2024-09-06George WoltmanP-PRPM677/1943118631/531132717139346021081/978146583988637765536217/53625112691923843508117942311516428173021903300344567
PRP Cofactor