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
2312293
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
29790629977317131651.4old
ECM
DigitsB1Curves
2550000280 / 280
30250000165 / 640
Estimated T-Level: 26.3
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-11Oliver Kruse8DDD5A7A4C0A728D1013
Verified
PRP without proof (not generated)
2017-11-22storm55108DDD5A7A4C0A728D194276613
History
DateUserTypeResult
2021-05-13ViliamFNF-PM1B1=5000000, B2=500000000
2018-02-26alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-22storm5510C-PRPM2312293/2979062997731713 : 8DDD5A7A4C0A728D
2017-10-11Oliver KruseC-PRPM2312293/2979062997731713 : 8DDD5A7A4C0A728D