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
55131227TF
No factors below 274
TF target 273
P-1
B1 = 585000
B2 = 13747500
LL
StatusDateUserResidueShift
Bad2013-03-14DandyVikingFC27F46E575A2F9143247609
Verified2013-03-29Florimond C.CF8521789DC70B4A1666829
Verified2016-10-01MadPooCF8521789DC70B4A19659074
History
DateUserTypeResult
2021-11-14LordJuliusNF
no factor from 2^73 to 2^74
2016-10-01MadPooC-LL
CF8521789DC70B4A
2015-07-29Mark RoseNF
no factor from 2^72 to 2^73
2013-03-29Florimond C.C-LL
CF8521789DC70B4A
2013-03-14DandyVikingC-LL
FC27F46E575A2F91
2012-05-06Craig MeyersNF
no factor from 2^71 to 2^72
2012-03-12Jerry HallettNF-PM1
B1=585000, B2=13747500, E=12
2011-05-30shaugeNF
no factor from 2^70 to 2^71
2011-05-30shaugeNF
no factor from 2^69 to 2^70
2011-04-20-Anonymous-NF
no factor from 2^68 to 2^69
2009-07-21JShaftNF
no factor from 2^67 to 2^68
2009-01-15ANONYMOUSNF
no factor from 2^66 to 2^67
2009-01-15ANONYMOUSNF
no factor from 2^65 to 2^66
2009-01-14Team_DeutschlandNF
no factor from 2^64 to 2^65
2008-08-18-Anonymous-NF
no factor to 2^64