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
2343899
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
4687799722.2old
ECM
DigitsB1Curves
2550000145 / 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 KruseEF64188A33C5E3041013
Verified
PRP without proof (not generated)
2017-11-24storm5510EF64188A33C5E3041102497313
History
DateUserTypeResult
2018-03-18alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-24storm5510C-PRPM2343899/4687799 : EF64188A33C5E304
2017-10-12Oliver KruseC-PRPM2343899/4687799 : EF64188A33C5E304