Marin Mersenne 2^P-1
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MnStatusDetails
11295287Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
564764351929.1old
22241603849077611651.02008-09-08 07:29:38
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-06-30kutens783E9BEA5C958FD42279376153
History
DateUserTypeResult
2025-06-16vshNF
no factor from 2^71 to 2^72
2025-06-02vshNF-PM1
B1=10000000, B2=20257605060
2025-04-11vshNF
no factor from 2^70 to 2^71
2025-03-18vshNF
no factor from 2^69 to 2^70
2025-02-16vshNF
no factor from 2^68 to 2^69
2024-06-12vshNF-PM1
B1=312500, B2=122137470
2021-06-30LOBESCERT
PRP Certification
Proof certified good
2021-06-30kutensC-PRP
M11295287/564764351/2224160384907761 : 783E9BEA5C958FD4
PRP proof power = 8
PRP: Verified
Proof certified good
2008-09-08Will EdgingtonF
Factor: 2224160384907761