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:










MnStatusDetails
55467701TF
No factors below 273
TF target 273
P-1
B1 = 1000000
B2 = 20000000
LL
StatusDateUserResidueShift
Bad2012-05-28kallsop3982A52869FB5E0B18743546
Verified2013-02-20Serhat Sakarya757B5055176E0B8639255501
Verified2016-11-15AirSquirrels757B5055176E0B860
History
DateUserTypeResult
2018-01-19Sid & AndyNF-PM1
B1=1000000, B2=20000000, E=6
2016-11-15AirSquirrelsC-LL
757B5055176E0B86
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2015-07-28Mark RoseNF
no factor from 2^72 to 2^73
2013-02-20Serhat SakaryaC-LL
757B5055176E0B86
2012-06-10XyzzyNF
no factor from 2^71 to 2^72
2012-05-28kallsopC-LL
3982A52869FB5E0B
2012-03-15kallsopNF-PM1
B1=745000
2011-09-15MOmaxNF
no factor from 2^70 to 2^71
2011-06-01amanattoNF
no factor from 2^69 to 2^70
2011-04-15nbeyerNF
no factor from 2^68 to 2^69
2009-05-15stevecodyNF
no factor from 2^67 to 2^68
2009-01-05Staffan SoderhjelmNF
no factor from 2^66 to 2^67
2009-01-04Sturle SundeNF
no factor from 2^65 to 2^66
2009-01-03Sturle SundeNF
no factor from 2^64 to 2^65
2009-01-021997rj7NF
no factor from 2^63 to 2^64