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:










MnStatusDetails
2430979Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
652964297425884491755.9old
1994536940817672546783192477.42025-03-22 09:49:26
ECM
DigitsB1Curves
2550000151 / 280
Estimated T-Level: 22.7
TF below 2^70 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-10-13Oliver KruseD44DD9A5954D600F1229982453
Verified (Factored)2017-11-27kkmrkkblmbrbkD44DD9A5954D600F195653153
Verified2025-03-22Daniil TsarkovD44DD9A5954D600F242274853
History
DateUserTypeResult
2025-03-22SpartaAlumniCERT
PRP Certification
Proof certified good
2025-03-22Daniil TsarkovC-PRP
M2430979/65296429742588449/199453694081767254678319 : D44DD9A5954D600F
PRP proof power = 7
PRP: Verified
Proof certified good
2025-03-22Daniil TsarkovF-ECM
Factor: 199453694081767254678319 / (ECM curve 26, B1=69344, B2=275660385, Edwards Sigma=8559832304028781)
2018-09-28alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-11-27kkmrkkblmbrbkC-PRP
M2430979/65296429742588449 : D44DD9A5954D600F
PRP: Verified (Factored)
PRP without proof (not generated)
2017-10-13Oliver KruseC-PRP
M2430979/65296429742588449 : D44DD9A5954D600F
PRP: Verified (Factored)
PRP without proof (not generated)