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
80793413
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 275
P-1
B1 = 665000
B2 = 9310000
LL
StatusDateUserResidueShiftSoftware
Bad2017-05-21bradmtlAF97C4DE73E3054947036610Windows 64-bit,Prime95,v28.7,build 1
Verified2018-10-08ATH405175DDC505107640404219CUDALucas v2.06beta
Verified2019-04-20endless_mike405175DDC505107652693734Linux 64-bit,Prime95,v29.4,build 8
History
DateUserTypeResult
2019-04-20endless_mikeC-LL405175DDC5051076
2018-10-08ATHC-LL405175DDC5051076
2017-05-21bradmtlC-LLAF97C4DE73E30549
2017-02-26GrunwalderGIMPNF-PM1B1=665000, B2=9310000
2016-09-01-anonymous-NFno factor TF: 74-75
2016-09-01-anonymous-NFno factor TF: 73-74
2016-09-01-anonymous-NFno factor TF: 72-73
2016-09-01-anonymous-NFno factor TF: 71-72
2014-08-03Ryan PropperNFno factor TF: 70-71
2013-08-09SMoffatNFno factor TF: 69-70
2013-06-07ManpowreNFno factor TF: 68-69
2013-01-31S00030NFno factor TF: 67-68
2013-01-29Houd Al-ObaidliNFno factor TF: 66-67
2011-01-31firejugglerNFno factor TF: 65-66
2011-01-31-anonymous-NFno factor TF: 65-66
2010-12-03Architects CubedNFno factor TF: 64-65