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:





MnDetails
4329797
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 273
TF target 265
Factored
FactorDigitsBitsDate
342403804295559416431883892184131101.42025-01-20 20:47:43
ECM
DigitsB1Curves
255000071 / 280
Estimated T-Level: 21.3
TF below 2^66 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShiftSoftware
Factored1998-02-19Peter Gerdes5EEDECACA9CEB8430Windows,Prime95,v15,(aka WR1)
Factored2000-03-27Alexandr Fomin5EEDECACA9CEB843329106Windows,Prime95,v19,(aka WV1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
Certified Good
2025-01-20fordobrC03A33D8715FF0A41283653253
History
DateUserTypeResult
2025-01-20linearCERT
Proof certified good
2025-01-20fordobrC-PRPM4329797/3424038042955594164318838921841 : C03A33D8715FF0A4
Proof Certified Good

Proof Power: 7

2025-01-20fordobrF-ECMFactor: 3424038042955594164318838921841 / ECM curve 3, B1=68777, B2=117709515, Edwards Sigma=2035475058567955
2022-11-11DRobinsonPENF-PM1B1=6200000, B2=28433170920
2021-06-13Dylan DelgadoNF-PM1B1=440000, B2=13200000, E=12
2021-02-09-anonymous-NFno factor TF: 72-73
2021-01-28-anonymous-NFno factor TF: 71-72
2021-01-28-anonymous-NFno factor TF: 70-71
2021-01-25-anonymous-NFno factor TF: 69-70
2021-01-25-anonymous-NFno factor TF: 68-69
2018-10-24chuenkitNFno factor TF: 67-68
2018-04-30chuenkitNFno factor TF: 66-67
2016-02-23Mark RoseNFno factor TF: 62-63
2016-01-22Squeeky_SquirrelNF-PM1B1=150000, B2=3637500, E=6
2015-06-16snme2pm1NFno factor TF: 65-66
2014-06-06lycornNFno factor TF: 64-65
2014-06-05JayderNFno factor TF: 63-64
2012-01-14GrunwalderGIMPNFno factor TF: 1-63
2011-12-16Squeeky_SquirrelNF-PM1B1=80000, B2=1440000, E=6
2010-12-01markrNFno factor TF: 61-62
2009-08-05Carsten KossendeyNF-PM1B1=25000, B2=343750
2002-03-31David CampeauNFno factor TF: 1-61
2000-03-27-anonymous-C-LL5EEDECACA9CEB843
1998-02-19-anonymous-C-LL5EEDECACA9CEB843
1998-02-01-anonymous-NFno factor TF: 1-60