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

PrimeNet Exponent Status

Exponent Range:





MnDetails
48410573
Composite: 1 known prime factor
Trial Factored to 273
TF target 272
Factored
FactorDigitsBitsDate
64420230548472105783532272.42018-02-26 01:00:10
LL
StatusDateUserResidueShiftSoftware
Bad2010-02-14Dan Scherer6654D38C30C0E9CB6515669Windows 64-bit,Prime95,v25.9,build 4
Factored2015-12-17Greg53BE967839E8D21B39162177CUDALucas v2.05 Beta
Factored2016-08-20AirSquirrels53BE967839E8D21B6074515CUDALucas v2.05.1
History
DateUserTypeResult
2025-05-24NStormFFactor: 6442023054847210578353 / TF: 72-73
2018-02-26monstFFactor: 6442023054847210578353 / TF: 72-73*
2016-08-20AirSquirrelsC-LL53BE967839E8D21B
2016-02-23Mark RoseNFno factor TF: 59-64
2015-12-17GregC-LL53BE967839E8D21B
2015-12-10AirSquirrelsNFno factor TF: 71-72
2015-12-10AirSquirrelsNFno factor TF: 70-71
2015-08-30Sid & AndyNFno factor TF: 69-70
2010-02-14Dan SchererC-LL6654D38C30C0E9CB
2010-01-16Dan SchererNF-PM1B1=560000, B2=13860000
2008-05-10S00030NFno factor TF: 64-65
2008-05-10S00030NFno factor TF: 65-66
2008-05-10S00030NFno factor TF: 66-67
2008-05-10S00030NFno factor TF: 68-69
2008-05-10S00030NFno factor TF: 67-68
2003-06-06Thomas MullenNFno factor TF: 1-59
2002-03-16JossNFno factor TF: 1-57