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:










MnStatusDetails
2366297Factored
FactorDigitsBitsDate
2317977215271237.8old
2997577713671238.12008-07-14 20:23:22
ECM
DigitsB1Curves
255000073 / 280
Estimated T-Level: 21.3
TF below 2^66 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-10-12Oliver Kruse22132F60CAF4EBA62172976353
Verified2017-11-24storm551022132F60CAF4EBA62143043653
History
DateUserTypeResult
2018-04-27alpertronNF-PM1
B1=2000000, B2=60000000, E=12
2017-11-24storm5510C-PRP
M2366297/231797721527/299757771367 : 22132F60CAF4EBA6
PRP: Verified
PRP without proof (not generated)
2017-10-12Oliver KruseC-PRP
M2366297/231797721527/299757771367 : 22132F60CAF4EBA6
PRP: Verified
PRP without proof (not generated)
2008-07-14George WoltmanF-ECM
Factor: 299757771367