Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
332308057
Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
No factors below 281
TF target 281
P-1
B1 = 3255000
B2 = 67541250
LL
StatusDateUserResidueShiftSoftware
Unverified2018-12-24Brian Schroeder025CECEB5A8A4C__64515688Windows 64-bit,Prime95,v29.4,build 7
History
DateUserTypeResult
2023-10-18James HeinrichNFno factor TF: 67-68
2023-02-25Mark RoseNFno factor TF: 80-81
2023-02-25Mark RoseNFno factor TF: 79-80
2023-01-26Mark RoseNFno factor TF: 78-79
2021-07-19Random GPUsNFno factor TF: 77-78
2018-12-24Brian SchroederC-LL025CECEB5A8A4C__
2013-07-15Brian SchroederNFno factor TF: 76-77
2013-06-28Brian SchroederNF-PM1B1=3255000, B2=67541250
2013-04-11Brian SchroederNFno factor TF: 75-76
2013-04-02Brian SchroederNFno factor TF: 74-75
2013-03-25ktonyNFno factor TF: 73-74
2013-01-15LaurVNFno factor TF: 72-73
2011-06-21Grant McCrackenNFno factor TF: 71-72
2011-04-15Grant McCrackenNFno factor TF: 70-71
2010-05-22SunfishNFno factor TF: 69-70
2009-08-08Team_InspectorNFno factor TF: 68-69