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

PrimeNet Exponent Status

Exponent Range:





MnDetails
2434843
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
808428260106411446.2old
ECM
DigitsB1Curves
2550000280 / 280
3025000061 / 640
Estimated T-Level: 25.5
TF below 2^80 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-13Oliver KruseF4806940D7E5E4151142631953
Verified
PRP without proof (not generated)
2017-11-27storm5510F4806940D7E5E4151115775053
History
DateUserTypeResult
2018-09-28alpertronNF-PM1B1=2000000, B2=60000000, E=12
2017-11-27storm5510C-PRP
M2434843/80842826010641 : F4806940D7E5E415
2017-10-13Oliver KruseC-PRP
M2434843/80842826010641 : F4806940D7E5E415