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
332199319
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3020000
B2 = 33220000
LL
StatusDateUserResidueShiftSoftware
Unverified2016-08-01Obscure968BC2EC4177B6__223422695Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-09Mark RoseNFno factor TF: 80-81
2017-04-14Random GPUsNFno factor TF: 79-80
2016-08-01ObscureC-LL968BC2EC4177B6__
2016-05-29-anonymous-NFno factor TF: 78-79
2015-04-13Team_InspectorNFno factor TF: 77-78
2012-05-10ObscureNFno factor TF: 76-77
2012-05-07ObscureNF-PM1B1=3020000, B2=33220000
2010-09-14MRHNFno factor TF: 75-76
2010-07-12SunfishNFno factor TF: 74-75
2009-02-25jastaNFno factor TF: 73-74
2009-02-01jastaNFno factor TF: 72-73
2009-01-12Team_InspectorNFno factor TF: 71-72
2009-01-11Team_InspectorNFno factor TF: 70-71
2008-11-02Team_InspectorNFno factor TF: 69-70
2008-11-01Team_InspectorNFno factor TF: 68-69