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

PrimeNet Exponent Status

Exponent Range:





MnDetails
5086007
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
1748846849698306094572167.22009-08-22 12:12:19
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
Factored1998-06-14Stephen Sellars4E783E5753E575170Windows,Prime95,v15,(aka WR1)
Factored2000-05-24Roger Yerdon4E783E5753E575173949152Windows,Prime95,v19,(aka WV1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-09-20kkmrkkblmbrbk9A628B5D9111FFC91013
Verified
PRP without proof (not generated)
2018-05-02storm55109A628B5D9111FFC91466540513
History
DateUserTypeResult
2025-01-22Sid & AndyNFno factor TF: 68-70
2025-01-17Sid & AndyNF-PM1B1=3600000, B2=9117768660
2023-05-11This -Anonymous-NF-PM1B1=100000, B2=2000000, E=6
2023-04-11Kevin_9611NF-PM1B1=330000, B2=178871550
2018-05-02storm5510C-PRPM5086007/174884684969830609457 : 9A628B5D9111FFC9
2017-09-20kkmrkkblmbrbkC-PRPM5086007/174884684969830609457 : 9A628B5D9111FFC9
2009-08-22USAFSSF-PM1Factor: 174884684969830609457
2009-07-27GrunwalderGIMPNFno factor TF: 1-63
2008-12-28Sturle SundeNFno factor TF: 61-62
2000-05-24-anonymous-C-LL4E783E5753E57517
1998-06-14-anonymous-C-LL4E783E5753E57517