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
82820879
Composite: proven not-prime with PRP test
No factors below 276
TF target 275
P-1
B1 = 705000
B2 = 14452500
LL
StatusDateUserResidueShiftSoftware
Unverified2018-01-09andrew irwinD20792497A3AA1__73574779Mac OS X 64-bit,Prime95,v28.5,build 2
PRP
StatusProofDateUserResidueShiftTypeBase
Verified
Certified Good
Power=9
2024-10-25Luke Durant57722D9D9A4B4AE52971205413
History
DateUserTypeResult
2024-10-25Luke DurantCERT
Proof certified good
2024-10-25Luke DurantC-PRP57722D9D9A4B4AE5
Proof Certified Good

Proof Power: 9

2024-09-03MooMoo2NFno factor TF: 75-76
2018-01-09andrew irwinC-LLD20792497A3AA1__
2017-07-18James HeinrichNF-PM1B1=705000, B2=14452500, E=12
2017-07-11James HeinrichNF-PM1B1=705000, B2=14452500, E=12
2016-12-21Brian BeuningNFno factor TF: 74-75
2016-12-18RichD0NFno factor TF: 73-74
2016-11-27Judge HaleNFno factor TF: 72-73
2014-01-12Preben SNFno factor TF: 71-72
2013-11-04RobishNFno factor TF: 70-71
2013-02-14ITSNFno factor TF: 69-70
2013-02-08SaraNFno factor TF: 68-69
2013-02-08SMoffatNFno factor TF: 67-68
2013-02-02rjbelansNFno factor TF: 66-67
2011-03-29KarlMJNFno factor TF: 65-66
2010-12-18Architects CubedNFno factor TF: 64-65