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
84543229
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 276
TF target 275
P-1
B1 = 675000
B2 = 13331250
LL
StatusDateUserResidueShiftSoftware
Unverified2018-10-10Adekastos4D521DF19D70D0__21587403Windows 64-bit,Prime95,v28.10,build 1
History
DateUserTypeResult
2018-10-10AdekastosC-LL4D521DF19D70D0__
2017-11-20Oliver KruseNF-PM1B1=675000, B2=13331250, E=12
2017-05-07TheJudgerNFno factor TF: 75-76
2017-04-30Brian BeuningNFno factor TF: 74-75
2017-02-03-anonymous-NFno factor TF: 72-73
2017-02-03-anonymous-NFno factor TF: 73-74
2017-02-03-anonymous-NFno factor TF: 71-72
2014-09-13SMoffatNFno factor TF: 70-71
2014-03-07ANONYMOUSNFno factor TF: 69-70
2014-02-20arnaudNFno factor TF: 68-69
2014-02-13gregorNFno factor TF: 67-68
2013-02-22David HruskaNFno factor TF: 66-67
2012-08-29Carsten KossendeyNFno factor TF: 65-66
2010-12-14Architects CubedNFno factor TF: 64-65