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
2569607
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
61670569825.9old
ECM
DigitsB1Curves
2550000106 / 280
Estimated T-Level: 21.9
TF below 2^68 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-15Oliver Kruse327EFC2DE9D05F63184209853
Verified
PRP without proof (not generated)
2017-12-01storm5510327EFC2DE9D05F631229373353
History
DateUserTypeResult
2022-08-31USAFSSNF-PM1B1=480000, B2=423235890
2017-12-01storm5510C-PRPM2569607/61670569 : 327EFC2DE9D05F63
2017-10-15Oliver KruseC-PRPM2569607/61670569 : 327EFC2DE9D05F63