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
13613Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
571536142004796231755.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001377 / 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 Kruse83470AF7603312A11013
Verified2017-10-12kkmrkkblmbrbk83470AF7603312A11178113
Verified2020-04-17Oliver Kruse351DE2612B7432611767453
Verified2024-07-01kkmrkkblmbrbk351DE2612B7432611131953
History
DateUserTypeResult
2024-07-01kkmrkkblmbrbkC-PRP
M13613/57153614200479623 : 351DE2612B743261
PRP: Verified
PRP without proof (small exponent)
2024-01-29-Anonymous-NF-PM1
B1=100000000000, B2=122154521813133810
2023-05-20JacobZNF-PM1
B1=8100000000, B2=31521845619113850
2022-03-04Ethan O'ConnorNF-PM1
B1=1000000000, B2=1998927760830
2022-02-06Lisander ViaeneNF-PM1
B1=50000
2020-04-17Oliver KruseC-PRP
M13613/57153614200479623 : 351DE2612B743261
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M13613/57153614200479623 : 83470AF7603312A1
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13613/57153614200479623 : 83470AF7603312A1
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M13613/57153614200479623 : 83470AF7603312A1
PRP without proof (not generated)