Marin Mersenne 2^P-1
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MnStatusDetails
11267369Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
878854783929.7old
13982675895991601531960.32016-01-26 12:30:22
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-06-23kutensB28C102E5C0FB42D21114305153
History
DateUserTypeResult
2025-06-16vshNF
no factor from 2^71 to 2^72
2025-06-05vshNF-PM1
B1=10000000, B2=20257605060
2025-04-08vshNF
no factor from 2^70 to 2^71
2025-03-16vshNF
no factor from 2^69 to 2^70
2025-02-06vshNF
no factor from 2^68 to 2^69
2024-07-15vshNF-PM1
B1=312500, B2=120237390
2021-06-23Bill StaffenCERT
PRP Certification
Proof certified good
2021-06-23kutensC-PRP
M11267369/878854783/1398267589599160153 : B28C102E5C0FB42D
PRP proof power = 8
PRP: Verified
Proof certified good
2016-01-26TJAOIF
Factor: 1398267589599160153 / TF: 60-61