Marin Mersenne 2^P-1
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MnStatusDetails
11987291Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
95898329826.5old
181199632586432970472064.02017-06-19 12:32:35
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-12-17Joe S.0400051AA38319D72352596153
History
DateUserTypeResult
2023-06-17nordiNF-PM1
B1=400000, B2=428459850
2021-12-17JerryHeddenCERT
PRP Certification
Proof certified good
2021-12-17Joe S.C-PRP
M11987291/95898329/18119963258643297047 : 0400051AA38319D7
PRP proof power = 8
PRP: Verified
Proof certified good
2021-11-15nordiNF-PM1
B1=400000, B2=12000000
2021-11-14nordiNF-PM1
B1=400000
2017-06-19TJAOIF
Factor: 18119963258643297047 / TF: 63-64