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
84818441
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
P-1
B1 = 680000
B2 = 13430000
LL
StatusDateUserResidueShiftSoftware
Unverified2019-05-08patgie8DF139D314E663__3241894Windows 64-bit,Prime95,v29.4,build 8
History
DateUserTypeResult
2019-05-08patgieC-LL8DF139D314E663__
2019-04-27ATHNFno factor TF: 1-63
2019-04-27ATHNFno factor TF: 63-64
2017-12-31TheJudgerNF-PM1B1=680000, B2=13430000, E=12
2017-06-11TheJudgerNFno factor TF: 75-76
2017-06-11TheJudgerNFno factor TF: 74-75
2017-05-13-anonymous-NFno factor TF: 73-74
2017-02-16Judge HaleNFno factor TF: 72-73
2017-02-16Judge HaleNFno factor TF: 71-72
2014-03-01Ryan PropperNFno factor TF: 70-71
2014-02-17]mh[ VirtekNFno factor TF: 69-70
2014-02-12]mh[ VirtekNFno factor TF: 68-69
2013-12-10-anonymous-NFno factor TF: 67-68
2013-02-21xiaowuc1NFno factor TF: 66-67
2012-08-08Carsten KossendeyNFno factor TF: 65-66
2010-12-22Architects CubedNFno factor TF: 64-65