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
8425279
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
2185854383771237.7old
2376226861480785754012167.72023-02-07 08:55:42
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-26treborD3E6CDFD76536190174926953
Factored
PRP without proof (not generated)
2020-05-26oodairaD3E6CDFD765361901394595953
Verified
Certified Good
2023-02-12g0bD3E6CDFD765361902594718753
History
DateUserTypeResult
2024-05-20Stef42NF-PM1B1=1025000, B2=2213224650
2023-02-12curtiscCERT
Proof certified good
2023-02-12g0bC-PRPM8425279/218585438377/237622686148078575401 : D3E6CDFD76536190
Proof Certified Good

Proof Power: 8

2023-02-07TJAOIFFactor: 237622686148078575401
2020-05-26oodairaC-PRPM8425279/218585438377 : D3E6CDFD76536190
2018-10-26treborC-PRPM8425279/218585438377 : D3E6CDFD76536190