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

PrimeNet Exponent Status

Exponent Range:





MnDetails
10399217
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
48473323362185835771962.1old
1646484762666209709592167.22021-11-12 09:14:29
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2020-06-01ATH3ADB0D461C18BDB61477792953
Factored
Certified Good
2021-02-28Richard Thomas3ADB0D461C18BDB61764229353
Verified
Certified Good
2021-11-18LaurV3ADB0D461C18BDB6234606553
History
DateUserTypeResult
2026-01-26Sid & AndyNF-PM1B1=1700000, B2=1921227000
2021-11-18curtiscCERT
Proof certified good
2021-11-18LaurVC-PRPM10399217/4847332336218583577/164648476266620970959 : 3ADB0D461C18BDB6
Proof Certified Good

Proof Power: 8

2021-11-12TJAOIFFactor: 164648476266620970959
2021-02-28curtiscCERT
Proof certified good
2021-02-28Richard ThomasC-PRPM10399217/4847332336218583577 : 3ADB0D461C18BDB6
Proof Certified Good

Proof Power: 8

2020-06-01ATHC-PRPM10399217/4847332336218583577 : 3ADB0D461C18BDB6
1999-09-07-anonymous-FFactor: 4847332336218583577