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

PrimeNet Exponent Status

Exponent Range:





MnDetails
44334713
Composite: proven not-prime with Lucas-Lehmer test
No factors below 274
TF target 272
P-1
B1 = 595000
B2 = 595000
LL
StatusDateUserResidueShiftSoftware
Bad2011-03-14LSLSE7518DDE8D291DA154680834Windows 64-bit,Prime95,v25.11,build 2
Verified2016-01-15Greg4D1B4F66792D60A838142071CUDALucas v2.05 Beta
Verified2016-09-16Mark Rose4D1B4F66792D60A811975723Linux 64-bit,Prime95,v28.9,build 2
History
DateUserTypeResult
2022-04-10TheJudgerNFno factor TF: 73-74
2022-04-10TheJudgerNFno factor TF: 72-73
2016-09-16Mark RoseC-LL4D1B4F66792D60A8
2016-01-15GregC-LL4D1B4F66792D60A8
2015-08-10Sid & AndyNFno factor TF: 71-72
2015-07-24Mark RoseNFno factor TF: 70-71
2011-03-14LSLSEC-LL7518DDE8D291DA15
2009-10-25-anonymous-NFno factor TF: 1-70
2009-10-23-anonymous-NF-PM1B1=595000
2009-10-21-anonymous-NFno factor TF: 1-70
2007-10-17Son JohanNFno factor TF: 64-65
2007-10-17Son JohanNFno factor TF: 67-68
2007-10-17Son JohanNFno factor TF: 65-66
2007-10-17Son JohanNFno factor TF: 66-67
2007-10-17Son JohanNFno factor TF: 63-64
2005-03-20dave_0273NFno factor TF: 1-62