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
48104813
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 272
P-1
B1 = 760000
B2 = 760000
LL
StatusDateUserResidueShiftSoftware
Bad2010-06-10-anonymous-24BEA4BDA2D0A78F43895919Windows,Prime95,v24 final,(aka Wc1)
Verified2015-09-30Greg28012139E7F500D240341093CUDALucas v2.05 Beta
Verified2016-08-29AirSquirrels28012139E7F500D20clLucas v1.04
History
DateUserTypeResult
2017-12-13Mark RoseNFno factor TF: 72-73
2016-08-29AirSquirrelsC-LL28012139E7F500D2
2015-09-30GregC-LL28012139E7F500D2
2015-09-22Architects CubedNFno factor TF: 71-72
2015-09-16Architects CubedNFno factor TF: 70-71
2015-09-02JaroslawDNFno factor TF: 69-70
2010-06-10Bill FlusekC-LL24BEA4BDA2D0A78F
2010-04-30Bill FlusekNF-PM1B1=760000
2008-04-24S36049NFno factor TF: 1-69
2003-12-13Thomas MullenNFno factor TF: 1-64
2003-10-14Thomas MullenNFno factor TF: 1-64
2003-09-21Thomas MullenNFno factor TF: 1-61
2003-06-09Thomas MullenNFno factor TF: 1-60
2003-06-06Thomas MullenNFno factor TF: 1-59