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
332800661
Composite: proven not-prime with Lucas-Lehmer test
No factors below 281
TF target 281
P-1
B1 = 3280000
B2 = 93480000
LL
StatusDateUserResidueShiftSoftware
Verified2015-11-16William WallaceE246103D2238E30B15107478Windows 64-bit,Prime95,v28.7,build 1
Verified2025-07-12TTB AuditorE246103D2238E30B143367706Windows 64-bit,Prime95,v30.19,build 20
History
DateUserTypeResult
2025-07-12TTB AuditorC-LLE246103D2238E30B
2024-06-05LaurVNFno factor TF: 71-72
2023-03-04Mark RoseNFno factor TF: 80-81
2023-03-04Mark RoseNFno factor TF: 79-80
2023-03-04Mark RoseNFno factor TF: 78-79
2023-01-24Mark RoseNFno factor TF: 77-78
2015-11-16William WallaceC-LLE246103D2238E30B
2015-05-20William WallaceNF-PM1B1=3280000, B2=93480000
2015-05-05Jacques MOLNENFno factor TF: 76-77
2015-05-05Jacques MOLNENFno factor TF: 75-76
2015-05-05Jacques MOLNENFno factor TF: 74-75
2015-05-05Jacques MOLNENFno factor TF: 73-74
2015-04-22Jacques MOLNENFno factor TF: 72-73
2013-03-06Architects CubedNFno factor TF: 71-72
2012-10-10krackerNFno factor TF: 70-71
2012-07-19LaurVNFno factor TF: 69-70
2012-04-13LaurVNFno factor TF: 68-69
2012-03-28LaurVNFno factor TF: 67-68
2010-11-01Architects CubedNFno factor TF: 66-67