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

PrimeNet Exponent Status

Exponent Range:





MnDetails
20244041
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 272
TF target 269
Factored
FactorDigitsBitsDate
569942173574086782972065.62018-03-31 11:40:03
LL
StatusDateUserResidueShiftSoftware
Factored2003-09-21Ryan Malayter0FA58339B9AFC05812312641Windows,Prime95,v23,NT service,(aka WZ5)
Factored2007-12-18Ars Technica Team Prime Rib0FA58339B9AFC0588811980Windows,Prime95,v24 final,(aka Wc1)
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
Certified Good
2023-01-22Dobri3E1CA3E316DF3C2B1830924753
History
DateUserTypeResult
2023-01-22daveward2005CERT
Proof certified good
2023-01-22DobriC-PRPM20244041/56994217357408678297 : 3E1CA3E316DF3C2B
Proof Certified Good

Proof Power: 8

2023-01-22DobriNFno factor TF: 71-72
2023-01-22DobriNFno factor TF: 70-71
2023-01-21DobriFFactor: 56994217357408678297 / TF: 65-66
2018-03-31TJAOIFFactor: 56994217357408678297
2018-02-16ramgeisNFno factor TF: 69-70
2017-11-05VictordeHollanderNFno factor TF: 68-69
2017-05-01ramgeisNFno factor TF: 67-68
2015-02-14NRNFno factor TF: 66-67
2007-12-18Team Prime RibC-LL0FA58339B9AFC058
2003-09-21Ryan MalayterC-LL0FA58339B9AFC058
2003-08-25Ryan MalayterNF-PM1B1=235000, B2=4406250
2002-10-07-anonymous-NFno factor TF: 1-66
2002-09-14-anonymous-NFno factor TF: 1-66
2002-07-27Net_ForceNFno factor TF: 1-59