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
332242819
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3105000
B2 = 92373750
LL
StatusDateUserResidueShiftSoftware
Unverified2017-10-13Icarus793C1F465CB1D9__330479817Windows 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-03-02Mark RoseNFno factor TF: 80-81
2023-03-02Mark RoseNFno factor TF: 79-80
2023-03-02Mark RoseNFno factor TF: 78-79
2021-04-03Random GPUsNFno factor TF: 77-78
2017-10-13IcarusC-LL793C1F465CB1D9__
2016-11-30IcarusNF-PM1B1=3105000, B2=92373750, E=12
2015-08-19srow7NFno factor TF: 76-77
2014-03-10Team_InspectorNFno factor TF: 75-76
2011-06-28SETIKAHNFno factor TF: 74-75
2011-05-31SETIKAHNFno factor TF: 73-74
2011-05-01Christian GeschwentnerNFno factor TF: 72-73
2010-12-09Team_InspectorNFno factor TF: 71-72
2009-11-07Grant McCrackenNFno factor TF: 70-71
2009-06-03Team_InspectorNFno factor TF: 69-70
2009-02-07Team_InspectorNFno factor TF: 68-69