Marin Mersenne 2^P-1
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MnDetails
631
Composite, with 2 known prime factors. Cofactor is PRP (Probable-Prime).
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
3336280151072454791858.2old
47464086019353488262807858068080782252399142138.4old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2024-09-06George WoltmanPRP_PRP_PRP_PRP_2013
History
DateUserTypeResult
2024-09-06George WoltmanP-PRPM631/333628015107245479/474640860193534882628078580680807822523991
PRP Cofactor
2001-11-10-anonymous-F-PM1Factor: 333628015107245479
2001-03-11-anonymous-F-PM1Factor: 333628015107245479
1998-06-20-anonymous-FFactor: 333628015107245479