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
34381829
Composite: proven not-prime with Lucas-Lehmer test
No factors below 274
TF target 271
P-1
B1 = 365000
B2 = 4380000
LL
StatusDateUserResidueShiftSoftware
Verified2005-02-23Alexandr Nosov8E2B934ABD0AB84210403842Windows,Prime95,v23,NT service,(aka WZ5)
Verified2015-05-25Dubslow8E2B934ABD0AB84219185091Linux 64-bit,Prime95,v28.6,build 1
History
DateUserTypeResult
2020-02-28-anonymous-NFno factor TF: 73-74
2019-11-22-anonymous-NFno factor TF: 71-72
2019-11-22-anonymous-NFno factor TF: 72-73
2015-05-25DubslowC-LL8E2B934ABD0AB842
2014-02-10kdgehmanNFno factor TF: 70-71
2014-02-10kdgehmanNFno factor TF: 69-70
2013-07-25Le ComteNFno factor TF: 68-69
2008-11-27AlexNNF-PM1B1=365000, B2=4380000
2008-11-27AlexNNFno factor TF: 1-68
2008-11-27AlexNC-LL8E2B934ABD0AB842
2008-07-12AlexNC-LL8E2B934ABD0AB842
2008-07-12AlexNNFno factor TF: 1-68
2008-05-10AlexNNFno factor TF: 1-68
2008-05-10AlexNC-LL8E2B934ABD0AB842
2008-03-03AlexNC-LL8E2B934ABD0AB842
2008-03-03AlexNNFno factor TF: 1-68
2007-12-18AlexNNFno factor TF: 1-68
2007-12-18AlexNC-LL8E2B934ABD0AB842
2006-06-13AlexNC-LL8E2B934ABD0AB842
2006-06-13AlexNNFno factor TF: 1-68
2006-03-28AlexNNFno factor TF: 1-68
2006-03-28AlexNC-LL8E2B934ABD0AB842
2006-02-15AlexNC-LL8E2B934ABD0AB842
2006-02-15AlexNNFno factor TF: 1-68
2006-01-01AlexNNFno factor TF: 1-68
2006-01-01AlexNC-LL8E2B934ABD0AB842
2005-11-27AlexNNFno factor TF: 1-68
2005-11-27AlexNC-LL8E2B934ABD0AB842
2005-10-18AlexNC-LL8E2B934ABD0AB842
2005-10-18AlexNNFno factor TF: 1-68
2005-09-03AlexNC-LL8E2B934ABD0AB842
2005-09-03AlexNNFno factor TF: 1-68
2005-07-17AlexNNFno factor TF: 1-68
2005-07-17AlexNC-LL8E2B934ABD0AB842
2005-05-28AlexNC-LL8E2B934ABD0AB842
2005-05-28AlexNNFno factor TF: 1-68
2005-04-11AlexNNFno factor TF: 1-68
2005-04-11AlexNC-LL8E2B934ABD0AB842
2005-02-23AlexNC-LL8E2B934ABD0AB842
2005-02-23AlexNNFno factor TF: 1-68
2004-09-02oerwinNFno factor TF: 1-62