Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
14389Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
529461097371135.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001263 / 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 KruseD2978D523A6571731013
Verified2017-10-12kkmrkkblmbrbkD2978D523A65717311293413
Verified2020-04-17Oliver Kruse64367E2F523C47491608753
Verified2024-07-01kkmrkkblmbrbk64367E2F523C47491785853
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M14389/52946109737 : 64367E2F523C4749
PRP: Verified
PRP without proof (small exponent)
2024-02-09-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-25JacobZNF-PM1
B1=7600000000, B2=30020805351537000
2022-01-24Ethan O'ConnorNF-PM1
B1=1000000000, B2=3088390743498060
2020-04-17Oliver KruseC-PRP
M14389/52946109737 : 64367E2F523C4749
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M14389/52946109737 : D2978D523A657173
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14389/52946109737 : D2978D523A657173
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M14389/52946109737 : D2978D523A657173
PRP without proof (not generated)