Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
48014177No factors below 273
P-1
B1=560 000
B2=14 700 000
LL
StatusDateUserResidueShift
Bad2009-12-03UCLA MathematicsC4CF889FFA57F74C29836074
Verified2010-11-23-Anonymous-597497173AC4573540383109
Verified2016-08-22AirSquirrels597497173AC457350
History
DateUserTypeResult
2017-12-08Mark RoseNFno factor from 2^72 to 2^73
2016-08-22AirSquirrelsC-LL597497173AC45735
2015-08-16Sid & AndyNFno factor from 2^71 to 2^72
2015-08-09Mark RoseNFno factor from 2^70 to 2^71
2015-08-08Gordon SpenceNFno factor from 2^69 to 2^70
2010-11-23-Anonymous-C-LL597497173AC45735
2009-12-03UCLA MathematicsC-LLC4CF889FFA57F74C
2009-10-22UCLA MathematicsNF-PM1B1=560000, B2=14700000, E=6
2008-04-24precius1NFno factor to 2^69
2003-10-08Thomas MullenNFno factor to 2^60
2003-06-09Thomas MullenNFno factor to 2^59