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
17118419Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
203560437474278222412064.1old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2024-09-08chauvet_pD5D01D20E73644341434569453
History
DateUserTypeResult
2024-09-08kawabeCERT
PRP Certification
Proof certified good
2024-09-08chauvet_pC-PRP
M17118419/20356043747427822241 : D5D01D20E7364434
PRP proof power = 8
PRP: Verified
Proof certified good
2023-08-18alpertronNF-PM1
B1=500000, B2=156770460