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
2481449
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 263
Factored
FactorDigitsBitsDate
34740287825.1old
ECM
DigitsB1Curves
2550000184 / 280
Estimated T-Level: 23.3
TF below 2^72 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-10-14Oliver KruseE081D0C57B9F1642123308753
Verified
PRP without proof (not generated)
2017-11-29storm5510E081D0C57B9F16421227482853
History
DateUserTypeResult
2022-03-23ANONYMOUSNF-PM1B1=1500000, B2=1934416638
2017-11-29storm5510C-PRPM2481449/34740287 : E081D0C57B9F1642
2017-10-14Oliver KruseC-PRPM2481449/34740287 : E081D0C57B9F1642