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
332273989
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3000000
B2 = 83250000
LL
StatusDateUserResidueShiftSoftware
Unverified2016-03-04aurashift5DE222C41323EE__58397588Linux 64-bit,Prime95,v28.7,build 1
History
DateUserTypeResult
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
2016-03-04aurashiftC-LL5DE222C41323EE__
2015-12-02aurashiftNF-PM1B1=3000000, B2=83250000, E=12
2015-11-25srow7NFno factor TF: 77-78
2015-11-16srow7NFno factor TF: 76-77
2015-02-09NRNFno factor TF: 75-76
2013-02-11-anonymous-NFno factor TF: 74-75
2012-09-28Team_InspectorNFno factor TF: 73-74
2011-10-06Grant McCrackenNFno factor TF: 72-73
2011-10-04Grant McCrackenNFno factor TF: 71-72
2011-06-06Grant McCrackenNFno factor TF: 70-71
2010-01-12Team_InspectorNFno factor TF: 69-70
2009-07-08SunfishNFno factor TF: 68-69