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
332251489
Composite: proven not-prime with Lucas-Lehmer test
No factors below 282
TF target 281
P-1
B1 = 115000000
B2 = 3417062880
LL
StatusDateUserResidueShiftSoftware
Verified2022-05-16LaurV91E8726A13AA3B460gpuowl,v6.11-380-g79ea0cc
Verified2022-08-06LaurV91E8726A13AA3B46308175202Linux64,CUDALucas,v2.06
Verified2023-08-03MadPoo 🙂91E8726A13AA3B46264268404Windows 64-bit,Prime95,v30.12,build 1
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-08-03MadPoo 🙂C-LL91E8726A13AA3B46
2023-05-07MadPoo 🙂NFno factor TF: 81-82
2023-04-02MadPoo 🙂NF-PM1B1=115000000, B2=3417062880
2023-02-20Mark RoseNFno factor TF: 80-81
2023-02-20Mark RoseNFno factor TF: 79-80
2023-02-04MadPoo 🙂NF-PM1B1=11500000, B2=341440155
2023-02-01MadPoo 🙂NF-PM1B1=11500000, B2=341656350
2022-08-21MadPoo 🙂NF-PM1B1=1150000, B2=34144000
2022-08-06LaurVC-LL91E8726A13AA3B46
2022-05-16LaurVC-LL91E8726A13AA3B46
2012-05-23Acer MantaNF-PM1B1=4090000
2011-05-28TheJudgerNFno factor TF: 77-78
2011-05-28TheJudgerNFno factor TF: 78-79
2011-05-28TheJudgerNFno factor TF: 75-76
2011-05-28TheJudgerNFno factor TF: 76-77
2011-05-28TheJudgerNFno factor TF: 74-75
2011-05-28TheJudgerNFno factor TF: 73-74
2011-05-28TheJudgerNFno factor TF: 72-73
2011-04-28Christian GeschwentnerNFno factor TF: 71-72
2010-11-27Team_InspectorNFno factor TF: 70-71
2009-09-10Team_InspectorNFno factor TF: 69-70
2009-03-02Team_InspectorNFno factor TF: 68-69