Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
12076793Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
82681640657362331652.9old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-01-15mrhA4ADF58C1D1627F91391775153
History
DateUserTypeResult
2022-01-15Scott BennettCERT
PRP Certification
Proof certified good
2022-01-15mrhC-PRP
M12076793/8268164065736233 : A4ADF58C1D1627F9
PRP proof power = 8
PRP: Verified
Proof certified good
2022-01-03nordiNF-PM1
B1=400000, B2=275121000
2021-12-30nordiNF-PM1
B1=400000