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
85612433
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
P-1
B1 = 735000
B2 = 17272500
LL
StatusDateUserResidueShiftSoftware
Unverified2018-12-30curtiscA40648D7BA598E__50145493Windows Service,Prime95,v29.4,build 7
History
DateUserTypeResult
2018-12-30curtiscC-LLA40648D7BA598E__
2018-01-24KrieselNF-PM1B1=735000, B2=17272500, E=6
2017-10-01TheJudgerNFno factor TF: 75-76
2017-09-26Brian BeuningNFno factor TF: 74-75
2017-04-22-anonymous-NFno factor TF: 73-74
2017-03-06garoNFno factor TF: 71-72
2017-03-06garoNFno factor TF: 72-73
2014-08-17Ryan PropperNFno factor TF: 70-71
2014-03-18andorraNFno factor TF: 69-70
2013-08-18RobishNFno factor TF: 68-69
2013-08-16RobishNFno factor TF: 67-68
2013-06-17Lukin DmitryNFno factor TF: 66-67
2012-08-22america64NFno factor TF: 65-66
2010-11-27Architects CubedNFno factor TF: 64-65