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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
14969Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
224231731928076719592064.3old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001295 / 9201
Estimated T-Level: 40.7
TF below 2^130 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseA57E2B092EB8B7511013
Verified2017-10-12kkmrkkblmbrbkA57E2B092EB8B7511321413
Verified2020-04-17Oliver Kruse526909CBCD2A9AD611120253
Verified2024-07-01kkmrkkblmbrbk526909CBCD2A9AD611003153
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M14969/22423173192807671959 : 526909CBCD2A9AD6
PRP: Verified
PRP without proof (small exponent)
2024-05-21Anton RepkoNF-PM1
B1=1000000000000, B2=1401075893663576130
2022-02-18Ethan O'ConnorNF-PM1
B1=10000000000, B2=91213874256755250
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-17Oliver KruseC-PRP
M14969/22423173192807671959 : 526909CBCD2A9AD6
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M14969/22423173192807671959 : A57E2B092EB8B751
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14969/22423173192807671959 : A57E2B092EB8B751
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14969/22423173192807671959 : A57E2B092EB8B751
PRP without proof (not generated)