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
99999089
Composite: proven not-prime with Lucas-Lehmer test
No factors below 278
TF target 276
P-1
B1 = 50000000
B2 = 50000000
LL
StatusDateUserResidueShiftSoftware
Verified2017-03-10Strolling Jellyfish65060F14D183804738321527Windows 64-bit,Prime95,v28.10,build 1
Verified2021-11-25Yxinity65060F14D183804718865755Windows 64-bit,Prime95,v30.3,build 6
History
DateUserTypeResult
2021-11-25YxinityC-LL65060F14D1838047
2019-02-02YxinityNF-PM1B1=50000000
2019-02-02YxinityNF-PM1B1=50000000
2019-01-23YxinityNFno factor TF: 77-78
2019-01-23YxinityNFno factor TF: 76-77
2017-03-10Strolling JellyfishC-LL65060F14D1838047
2016-05-25YxinityNFno factor TF: 75-76
2016-05-19YxinityNFno factor TF: 74-75
2016-05-19YxinityNFno factor TF: 73-74
2016-05-18YxinityNFno factor TF: 69-70
2016-05-18YxinityNFno factor TF: 68-69
2016-05-18YxinityNFno factor TF: 67-68
2016-05-18YxinityNFno factor TF: 64-67
2016-01-27ComputerraRUNFno factor TF: 72-73
2013-09-30SMoffatNFno factor TF: 71-72
2012-06-08timbitNF-PM1B1=1120000, B2=28280000
2009-04-21unconnectedNFno factor TF: 70-71
2009-03-17timbitNFno factor TF: 69-70
2009-03-14timbitNFno factor TF: 68-69
2009-03-11timbitNFno factor TF: 67-68
2009-03-09timbitNFno factor TF: 66-67