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:





MnDetails
13499
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
10729454582228500909692269.9old
373627229689623959353173451553867194894130267346151.42023-06-06 23:57:02
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001451 / 9201
Estimated T-Level: 40.8 ⓘ
TF below 2^130 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-21Oliver Kruse2392F9090F2DEF301013
Factored
No proof (small exponent)
2017-10-12kkmrkkblmbrbk2392F9090F2DEF301592613
Factored
No proof (small exponent)
2020-04-17Oliver Kruse1DB90B270081E0F111037253
Verified
No proof (small exponent)
2023-06-06Denial1401DB90B270081E0F12258853
History
DateUserTypeResult
2025-02-25masserNF-PP1Start=162/17, B1=430000000, B2=429570000000
2025-02-11masserNF-PP1Start=2/7, B1=430000000, B2=429570000000
2025-01-27masserNF-PP1Start=6/5, B1=430000000, B2=429570000000
2024-01-29-anonymous-NF-PM1B1=100000000000, B2=122154521813133810
2023-06-06Denial140C-PRPM13499/1072945458222850090969/3736272296896239593531734515538671948941302673 : 1DB90B270081E0F1
2023-06-06Denial140F-ECMFactor: 3736272296896239593531734515538671948941302673 / ECM curve 39, B1=3000000, B2=22972799850, Montgomery Sigma=3840521954628646
2023-05-19JacobZNF-PM1B1=8100000000, B2=31521845619113850
2022-02-05JossNF-PM1B1=1000000, B2=2389799412000
2020-04-17Oliver KruseC-PRPM13499/1072945458222850090969 : 1DB90B270081E0F1
2017-10-12kkmrkkblmbrbkC-PRPM13499/1072945458222850090969 : 2392F9090F2DEF30
2017-09-21Oliver KruseC-PRPM13499/1072945458222850090969 : 2392F9090F2DEF30
2017-09-21Oliver KruseC-PRPM13499/1072945458222850090969 : 2392F9090F2DEF30