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
29424377
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 270
P-1
B1 = 1505000
B2 = 47031250
LL
StatusDateUserResidueShiftSoftware
Verified2005-09-22Ahmer Ali044C9AAB446A02F118447737Windows,Prime95,v23,NT service,(aka WZ5)
Verified2013-11-20Dubslow044C9AAB446A02F126864243Linux 64-bit,Prime95,v27.9,build 1
History
DateUserTypeResult
2022-11-07Naegi MakotoNFno factor TF: 72-73
2022-08-13Jon PaceNFno factor TF: 71-72
2020-12-10mikrNFno factor TF: 70-71
2020-09-16Architects CubedNF-PM1B1=1505000, B2=47031250, E=12
2013-11-20DubslowC-LL044C9AAB446A02F1
2013-10-17Le ComteNFno factor TF: 69-70
2012-01-25hustensaftNFno factor TF: 68-69
2005-09-22ahmeraliC-LL044C9AAB446A02F1
2005-08-01ahmeraliNFno factor TF: 1-68
2005-08-01ahmeraliNF-PM1B1=415000
2005-02-121997rj7NFno factor TF: 1-62
2001-09-10Net_ForceNFno factor TF: 1-56