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
3001Composite, with 5 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
3217073721.6old
53395172471032.3old
4453735427561271548.7old
204321862624859874172064.1old
47581397994956400729329047541041733108.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000017565 / 40830
Estimated T-Level: 52.2
TF below 2^168 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseF0BB32B82F029B655013
Verified2017-10-02kkmrkkblmbrbkF0BB32B82F029B655013
Verified2017-12-07ATHF0BB32B82F029B655168913
Verified2020-04-17Oliver Kruse6F9589E65F4F2AB35220253
Verified2024-02-03Wentao Huang6F9589E65F4F2AB35137753
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M3001/3217073/5339517247/445373542756127/20432186262485987417/475813979949564007293290475410417 : 6F9589E65F4F2AB3
PRP: Verified
PRP without proof (small exponent)
2022-04-03mikrNF-PM1
B1=70000000000, B2=367225623756981990
2021-07-08ViliamFNF-PM1
B1=1000000000, B2=191000000000
2020-04-17Oliver KruseC-PRP
M3001/3217073/5339517247/445373542756127/20432186262485987417/475813979949564007293290475410417 : 6F9589E65F4F2AB3
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M3001/3217073/5339517247/445373542756127/20432186262485987417/475813979949564007293290475410417 : F0BB32B82F029B65
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M3001/3217073/5339517247/445373542756127/20432186262485987417/475813979949564007293290475410417 : F0BB32B82F029B65
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M3001/known_factors : F0BB32B82F029B65
PRP without proof (not generated)