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
89906899
Composite: proven not-prime with Lucas-Lehmer test
No factors below 278
TF target 275
P-1
B1 = 3000000
B2 = 150000000
LL
StatusDateUserResidueShiftSoftware
Verified2020-04-05Fan MingA0C88D142B977C7C0gpuowl,v0.0
Verified2024-10-29techn1ciaNA0C88D142B977C7C36376415Linux 64-bit,Prime95,v30.19,build 20
History
DateUserTypeResult
2024-10-29techn1ciaNC-LLA0C88D142B977C7C
2020-04-05Fan MingC-LLA0C88D142B977C7C
2020-04-01chuenkitNF-PM1B1=3000000, B2=150000000
2020-03-31chuenkitNFno factor TF: 77-78
2020-03-15ViliamFNFno factor TF: 76-77
2018-12-31Oliver KruseNF-PM1B1=730000, B2=14782500, E=12
2017-05-04monstNFno factor TF: 75-76
2017-05-04monstNFno factor TF: 74-75
2017-04-16monstNFno factor TF: 73-74
2017-04-03monstNFno factor TF: 72-73
2017-03-31monstNFno factor TF: 71-72
2013-11-20S04803NFno factor TF: 70-71
2013-08-24SMoffatNFno factor TF: 69-70
2013-07-30giorgioNFno factor TF: 68-69
2013-07-23Norman LeyNFno factor TF: 67-68
2013-04-01-anonymous-NFno factor TF: 66-67
2013-03-25timc995NFno factor TF: 65-66
2010-11-11Architects CubedNFno factor TF: 64-65