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
55477861TF
No factors below 273
TF target 273
P-1
B1 = 660000
B2 = 18315000
LL
StatusDateUserResidueShift
Bad2012-04-10ToddC7FCEE1A8407F3F83517817
Verified2013-02-17park9EDEC1FDFCA779A59012077
Verified2016-11-15AirSquirrels9EDEC1FDFCA779A50
History
DateUserTypeResult
2016-11-15AirSquirrelsC-LL
9EDEC1FDFCA779A5
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2015-07-29Mark RoseNF
no factor from 2^72 to 2^73
2013-02-17parkC-LL
9EDEC1FDFCA779A5
2012-04-10ToddC-LL
C7FCEE1A8407F3F8
2012-03-05wangyun183NF
no factor from 2^71 to 2^72
2011-08-23Tom DuellNF
no factor from 2^70 to 2^71
2011-07-22TheJudgerNF
no factor from 2^69 to 2^70
2011-06-15-Anonymous-NF
no factor from 2^68 to 2^69
2011-05-28exhoppNF-PM1
B1=660000, B2=18315000
2010-01-23David BarleyNF
no factor from 2^67 to 2^68
2010-01-19David BarleyNF
no factor from 2^66 to 2^67
2010-01-15arnaudNF
no factor from 2^65 to 2^66
2009-01-07Sturle SundeNF
no factor from 2^64 to 2^65
2009-01-061997rj7NF
no factor from 2^63 to 2^64