Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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Exponent Range:










MnStatusDetails
13697Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
82183516.3old
2714614832308354631932167.92008-08-29 02:24:33
460766432387022387507612375.32008-08-26 19:58:40
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001329 / 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 KruseC1D13836C71A6C5C3013
Verified2017-10-02kkmrkkblmbrbkC1D13836C71A6C5C3013
Verified2017-12-07ATHC1D13836C71A6C5C3697213
Verified2020-04-17Oliver KruseE8E9D87C630E1F2031275953
Verified2024-07-01kkmrkkblmbrbkE8E9D87C630E1F203674953
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M13697/271461483230835463193/46076643238702238750761/82183 : E8E9D87C630E1F20
PRP: Verified
PRP without proof (small exponent)
2024-01-29-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-20JacobZNF-PM1
B1=8000000000, B2=35524619698317750
2022-03-04Ethan O'ConnorNF-PM1
B1=1000000000, B2=248016220902450
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-17Oliver KruseC-PRP
M13697/82183/271461483230835463193/46076643238702238750761 : E8E9D87C630E1F20
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M13697/82183/271461483230835463193/46076643238702238750761 : C1D13836C71A6C5C
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M13697/82183/271461483230835463193/46076643238702238750761 : C1D13836C71A6C5C
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13697/known_factors : C1D13836C71A6C5C
PRP without proof (not generated)
2008-08-29-Anonymous-F-ECM
Factor: 271461483230835463193
2008-08-26-Anonymous-F-ECM
Factor: 46076643238702238750761