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
333000091
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3365000
B2 = 93378750
LL
StatusDateUserResidueShiftSoftware
Unverified2018-08-11David BruchmannFBBBF8C2E040C4__97527022Windows 64-bit,Prime95,v29.4,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-05Mark RoseNFno factor TF: 80-81
2023-02-05Mark RoseNFno factor TF: 79-80
2023-02-05Mark RoseNFno factor TF: 78-79
2023-02-05Mark RoseNFno factor TF: 77-78
2018-08-11David BruchmannC-LLFBBBF8C2E040C4__
2011-03-24BdotNFno factor TF: 76-77
2010-12-23James HeinrichNF-PM1B1=3365000, B2=93378750
2010-10-18rudimeierNFno factor TF: 75-76
2010-10-10rudimeierNFno factor TF: 74-75
2010-06-03rudimeierNFno factor TF: 73-74
2010-03-04rudimeierNFno factor TF: 72-73
2009-11-08rudimeierNFno factor TF: 71-72
2009-08-22rudimeierNFno factor TF: 70-71
2009-07-19rudimeierNFno factor TF: 69-70
2009-07-06rudimeierNFno factor TF: 68-69