Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
9533Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
115932615851549676278262232683.3old
2917268058554191489652706121253859478012325036947154.42024-09-25 04:51:31
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000002375 / 16550
Estimated T-Level: 45.7
TF below 2^147 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-21Oliver KruseD463F85E58608CA21013
Verified (Factored)2017-10-12kkmrkkblmbrbkD463F85E58608CA21300713
Verified (Factored)2020-04-17Oliver Kruse93A80281F2B687AF1884753
Verified (Factored)2024-07-01kkmrkkblmbrbk93A80281F2B687AF1666053
Verified2024-09-25nordi93A80281F2B687AF2808353
History
DateUserTypeResult
2024-09-25nordiC-PRP
M9533/11593261585154967627826223/29172680585541914896527061212538594780123250369 : 93A80281F2B687AF
PRP: Verified
PRP without proof (small exponent)
2024-09-25nordiF-ECM
Factor: 29172680585541914896527061212538594780123250369 / (ECM curve 497, B1=45000000, B2=1117403522235, Edwards Sigma=2193861497164081)
2024-07-01kkmrkkblmbrbkC-PRP
M9533/11593261585154967627826223 : 93A80281F2B687AF
PRP: Verified
PRP without proof (small exponent)
2023-06-27JacobZNF-PM1
B1=61000000000, B2=254995794420917550
2022-02-03Lisander ViaeneNF-PM1
B1=100000000, B2=30555685210050
2022-02-03-Anonymous-NF-PM1
B1=50000, B2=15277839797220
2020-04-17Oliver KruseC-PRP
M9533/11593261585154967627826223 : 93A80281F2B687AF
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M9533/11593261585154967627826223 : D463F85E58608CA2
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M9533/11593261585154967627826223 : D463F85E58608CA2
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M9533/11593261585154967627826223 : D463F85E58608CA2
PRP without proof (not generated)