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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Exponent Range:





MnDetails
2361343
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
75374068571032.8old
ECM
DigitsB1Curves
2550000147 / 280
Estimated T-Level: 22.6
TF below 2^70 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-12Oliver Kruse909B6CB61CC16E8A1163135653
Verified
PRP without proof (not generated)
2017-11-24storm5510909B6CB61CC16E8A196565553
History
DateUserTypeResult
2018-04-27alpertronNF-PM1B1=2000000, B2=60000000, E=12
2017-11-24storm5510C-PRPM2361343/7537406857 : 909B6CB61CC16E8A
2017-10-12Oliver KruseC-PRPM2361343/7537406857 : 909B6CB61CC16E8A