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
13859Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
113528275869642171753.3old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001326 / 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 Kruse0D056937D0BAD0FB1013
Verified2017-10-12kkmrkkblmbrbk0D056937D0BAD0FB1992113
Verified2020-04-17Oliver KruseADAE3EFA6B0ED1861602953
Verified2024-07-01kkmrkkblmbrbkADAE3EFA6B0ED1861201853
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M13859/11352827586964217 : ADAE3EFA6B0ED186
PRP: Verified
PRP without proof (small exponent)
2023-11-30-Anonymous-NF-PM1
B1=100000000000, B2=124499752678561260
2023-05-21JacobZNF-PM1
B1=7900000000, B2=32522539163164050
2023-02-11USAFSSNF-PM1
B1=10000000, B2=704560436580
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-17Oliver KruseC-PRP
M13859/11352827586964217 : ADAE3EFA6B0ED186
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M13859/11352827586964217 : 0D056937D0BAD0FB
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13859/11352827586964217 : 0D056937D0BAD0FB
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13859/11352827586964217 : 0D056937D0BAD0FB
PRP without proof (not generated)