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
9743Factored
FactorDigitsBitsDate
34626623825.0old
564723767929.1old
9493304417230056857763147642631552935116.22008-08-26 19:58:29
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001281 / 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 Kruse353DCCB8506C29823013
Verified2017-10-02kkmrkkblmbrbk353DCCB8506C29823013
Verified2017-12-07ATH353DCCB8506C29823177813
Unverified2020-04-17Oliver Kruse2CB03461C32B7C__3766553
History
DateUserTypeResult
2023-06-18JacobZNF-PM1
B1=59000000000, B2=250256095608669150
2022-02-05JossNF-PM1
B1=1000000, B2=6010952007060
2020-04-17Oliver KruseC-PRP
M9743/34626623/564723767/94933044172300568577631476426315529 : 2CB03461C32B7C__
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M9743/34626623/564723767/94933044172300568577631476426315529 : 353DCCB8506C2982
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M9743/34626623/564723767/94933044172300568577631476426315529 : 353DCCB8506C2982
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M9743/known_factors : 353DCCB8506C2982
PRP without proof (not generated)
2008-08-26-Anonymous-F-ECM
Factor: 94933044172300568577631476426315529