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
332223583
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3000000
B2 = 79500000
LL
StatusDateUserResidueShiftSoftware
Unverified2020-06-26Christoph KöhnA9D214E5C40F40__10782855Linux 64-bit,Prime95,v29.8,build 3
History
DateUserTypeResult
2024-02-25James HeinrichNFno factor TF: 70-71
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-13Mark RoseNFno factor TF: 80-81
2023-02-13Mark RoseNFno factor TF: 79-80
2020-06-26Christoph KöhnC-LLA9D214E5C40F40__
2015-06-23aurashiftNF-PM1B1=3000000, B2=79500000, E=12
2011-02-16Luigi MorelliNFno factor TF: 78-79
2011-02-16Luigi MorelliNFno factor TF: 77-78
2011-02-16Luigi MorelliNFno factor TF: 76-77
2011-02-16Luigi MorelliNFno factor TF: 75-76
2010-11-10Florian PonholzerNFno factor TF: 74-75
2010-09-14Team_InspectorNFno factor TF: 73-74
2010-09-08Team_InspectorNFno factor TF: 72-73
2010-07-20Team_InspectorNFno factor TF: 70-71
2010-05-04Team_InspectorNFno factor TF: 71-72
2010-04-08Team_InspectorNFno factor TF: 70-71
2009-05-03Team_InspectorNFno factor TF: 69-70
2008-12-19Team_InspectorNFno factor TF: 68-69