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
332231209
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2960000
B2 = 54020000
LL
StatusDateUserResidueShiftSoftware
Unverified2019-03-18IIRyskIID1822631022D02__21347342Windows 64-bit,Prime95,v28.5,build 2
History
DateUserTypeResult
2024-02-25James HeinrichNFno factor TF: 70-71
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-23Mark RoseNFno factor TF: 80-81
2023-02-23Mark RoseNFno factor TF: 79-80
2023-02-23Mark RoseNFno factor TF: 78-79
2019-03-18IIRyskIIC-LLD1822631022D02__
2018-10-17IIRyskIINF-PM1B1=2960000, B2=54020000
2015-08-25srow7NFno factor TF: 77-78
2015-08-16srow7NFno factor TF: 76-77
2012-12-29Team_InspectorNFno factor TF: 75-76
2011-04-18Christian GeschwentnerNFno factor TF: 74-75
2011-02-05Team_InspectorNFno factor TF: 70-71
2010-12-07Team_InspectorNFno factor TF: 73-74
2010-12-01Team_InspectorNFno factor TF: 72-73
2010-11-28Team_InspectorNFno factor TF: 71-72
2010-10-14Team_InspectorNFno factor TF: 70-71
2009-08-26Team_InspectorNFno factor TF: 69-70
2009-05-07Team_InspectorNFno factor TF: 68-69