Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnDetails
33601207
Composite: 1 known prime factor
Trial Factored to 273
TF target 271
Factored
FactorDigitsBitsDate
93541538938545534859932273.02019-12-07 23:48:14
LL
StatusDateUserResidueShiftSoftware
BadNatalya VolovichCEBA223688E40D0B13995427Windows,Prime95,v23,(aka WZ1)
Factored2014-12-03Architects CubedA0E665F6A493679732612049Linux 64-bit,Prime95,v27.9,build 1
Factored2014-12-14DasDanielA0E665F6A49367974251717Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2025-06-16GregFFactor: 9354153893854553485993 / TF: 72-73
2019-12-07-anonymous-FFactor: 9354153893854553485993 / TF: 72-73*
2018-09-04Architects CubedNF-PM1B1=290000, B2=5220000, E=6
2018-08-20Architects CubedNFno factor TF: 71-72
2016-03-28Mark RoseNFno factor TF: 67-68
2016-03-28Mark RoseNFno factor TF: 66-67
2016-03-28Mark RoseNFno factor TF: 64-66
2014-12-14DasDanielC-LLA0E665F6A4936797
2014-12-03Architects CubedC-LLA0E665F6A4936797
2013-04-30AxelssonNFno factor TF: 70-71
2013-04-29AxelssonNFno factor TF: 69-70
2012-11-29krackerNFno factor TF: 68-69
2003-06-06markrNFno factor TF: 1-64