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
35019883
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 271
P-1
B1 = 425000
B2 = 9137500
LL
StatusDateUserResidueShiftSoftware
Bad2006-05-29Arron McLaughlin7C0B48DA067FBFA929697389Windows,Prime95,v24 final,(aka Wc1)
Verified2015-12-19Dubslow4DA57E75EC9FEE0A5283594Linux 64-bit,Prime95,v28.7,build 1
Verified2016-01-11Sid & Andy4DA57E75EC9FEE0A18766263Windows 64-bit,Prime95,v27.9,build 1
History
DateUserTypeResult
2022-09-19Sid & AndyNFno factor TF: 72-73
2019-06-04Sid & AndyNFno factor TF: 71-72
2016-01-11Sid & AndyC-LL4DA57E75EC9FEE0A
2015-12-19DubslowC-LL4DA57E75EC9FEE0A
2014-02-07LaurVNFno factor TF: 70-71
2013-02-21David CampeauNFno factor TF: 69-70
2013-02-21David CampeauNFno factor TF: 68-69
2012-03-13Serge BatalovNFno factor TF: 67-68
2006-05-29-anonymous-C-LL7C0B48DA067FBFA9
2006-01-15-anonymous-NF-PM1B1=425000, B2=9137500
2005-12-24-anonymous-NFno factor TF: 1-67
2004-07-26-anonymous-NFno factor TF: 1-61