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
25853563
Composite: 1 known prime factor
Trial Factored to 272
TF target 270
Factored
FactorDigitsBitsDate
41322712338752181285592271.82021-08-26 21:08:31
LL
StatusDateUserResidueShiftSoftware
Factored2005-01-10David A. Evans9F0AF6705C388717338167Windows,Prime95,v24 early,(aka Wa1)
Factored2012-05-19Dubslow9F0AF6705C3887170CUDALucas v2.00a
History
DateUserTypeResult
2021-08-26TheJudgerFFactor: 4132271233875218128559 / TF: 71-72
2021-07-15mikrNFno factor TF: 70-71
2017-03-28ramgeisNFno factor TF: 69-70
2012-05-19DubslowC-LL9F0AF6705C388717
2011-12-11Jerry HallettNFno factor TF: 68-69
2011-12-04laleraNFno factor TF: 67-68
2005-01-10penguin22C-LL9F0AF6705C388717
2004-11-22-anonymous-NFno factor TF: 1-67
2004-11-22penguin22NF-PM1B1=300000, B2=6075000
2004-04-291997rj7NFno factor TF: 1-62
2001-08-12Net_ForceNFno factor TF: 1-56