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
26454443
Composite: 1 known prime factor
Trial Factored to 275
TF target 270
Factored
FactorDigitsBitsDate
3331844039026435474742190492788.12021-12-14 01:39:34
P-1 factors
DateFactorsB1B2
2021-12-14333184403902643547474219049
600000154081200
LL
StatusDateUserResidueShiftSoftware
Factored2005-11-13Raymond Marshall8C78740AEBC9244D26212773Windows,Prime95,v23,(aka WZ1)
Factored2012-06-09Dubslow8C78740AEBC9244D0CUDALucas v2.03
History
DateUserTypeResult
2021-12-14Sid & AndyF-PM1Factor: 333184403902643547474219049 / B1=600000, B2=154081200
2021-10-17TheJudgerNFno factor TF: 74-75
2021-09-30TheJudgerNFno factor TF: 73-74
2021-08-25TheJudgerNFno factor TF: 72-73
2021-08-25TheJudgerNFno factor TF: 71-72
2021-04-28mikrNFno factor TF: 70-71
2017-04-13ramgeisNFno factor TF: 69-70
2012-06-09DubslowC-LL8C78740AEBC9244D
2011-11-28bcp19NFno factor TF: 68-69
2011-11-25Carsten KossendeyNFno factor TF: 67-68
2005-11-13ANONYMOUSC-LL8C78740AEBC9244D
2005-02-02MasonNF-PM1B1=405000
2005-02-02tscNFno factor TF: 1-67
2004-06-04markrNFno factor TF: 1-62