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
17126491Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
39852030612610491651.8old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-09-08dnova22BD86ED3583D0C31514115253
History
DateUserTypeResult
2024-09-08Stephan GruppCERT
PRP Certification
Proof certified good
2024-09-08dnovaC-PRP
M17126491/3985203061261049 : 22BD86ED3583D0C3
PRP proof power = 8
PRP: Verified
Proof certified good
2023-09-07alpertronNF-PM1
B1=500000, B2=156770460