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
332200217
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 2975000
B2 = 83300000
LL
StatusDateUserResidueShiftSoftware
Unverified2017-02-22-anonymous-BC80FDFD072CCA__203459099Linux 64-bit,Prime95,v29.1,build 8
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-08Mark RoseNFno factor TF: 80-81
2023-02-08Mark RoseNFno factor TF: 79-80
2019-01-20srow7NFno factor TF: 78-79
2017-02-22-anonymous-C-LLBC80FDFD072CCA__
2016-10-04-anonymous-NF-PM1B1=2975000, B2=83300000, E=12
2015-04-13Team_InspectorNFno factor TF: 77-78
2014-06-02Team_InspectorNFno factor TF: 76-77
2013-01-02Team_InspectorNFno factor TF: 75-76
2012-11-28Team_InspectorNFno factor TF: 74-75
2011-04-14Team_InspectorNFno factor TF: 73-74
2011-04-14CaptainEntropyNFno factor TF: 72-73
2009-11-15Team_InspectorNFno factor TF: 71-72
2009-01-01ANONYMOUSNFno factor TF: 70-71
2008-11-04Team_InspectorNFno factor TF: 69-70
2008-11-04Team_InspectorNFno factor TF: 68-69