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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Exponent Range:










MnStatusDetails
40411247TF
No factors below 273
TF target 272
P-1
B1 = 360000
B2 = 1800000
LL
StatusDateUserResidueShift
Bad2008-03-05Ahmer Ali8B39751D01E71CB125699359
Verified2010-05-25curtisc9CC0B2E99811810926781112
Verified2016-06-18AirSquirrels9CC0B2E9981181090
History
DateUserTypeResult
2022-04-10Sid & AndyNF
no factor from 2^72 to 2^73
2016-06-18AirSquirrelsC-LL
9CC0B2E998118109
2015-03-23Gordon SpenceNF
no factor from 2^71 to 2^72
2014-12-27The MawnNF
no factor from 2^70 to 2^71
2014-12-27The MawnNF
no factor from 2^69 to 2^70
2010-05-25curtiscC-LL
9CC0B2E998118109