Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
8017643Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
16035287823.9old
7923209937165463211859.52008-03-11 03:34:40
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-07-11_p95holder_B4996690A8CE6B652250470053
Verified2019-12-31marssystemsB4996690A8CE6B65285076953
History
DateUserTypeResult
2024-02-24Stef42NF-PM1
B1=937000, B2=1792472220
2019-12-31marssystemsC-PRP
M8017643/16035287/792320993716546321 : B4996690A8CE6B65
PRP: Verified
PRP without proof (not generated)
2018-07-11_p95holder_C-PRP
M8017643/16035287/792320993716546321 : B4996690A8CE6B65
PRP: Verified
PRP without proof (not generated)