Marin Mersenne 2^P-1
Username
Password
Forgot password?
White
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
2349143
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
681251471929.3old
ECM
DigitsB1Curves
2550000280 / 280
30250000122 / 640
Estimated T-Level: 26.0
TF below 2^81 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 Kruse57E984EEDAD2976C1013
Verified
PRP without proof (not generated)
2017-11-24storm551057E984EEDAD2976C1127438013
History
DateUserTypeResult
2018-03-18alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-24storm5510C-PRP
M2349143/681251471 : 57E984EEDAD2976C
2017-10-12Oliver KruseC-PRPM2349143/681251471 : 57E984EEDAD2976C