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
52557641TF
No factors below 273
TF target 273
P-1
B1 = 515000
B2 = 10815000
LL
StatusDateUserResidueShift
Verified2013-09-23Torchwood Institute6FCE014A30FE4E1051366052
Verified2019-06-01d3zorg6FCE014A30FE4E1032274236
History
DateUserTypeResult
2019-06-01d3zorgC-LL
6FCE014A30FE4E10
2016-02-10AirSquirrelsNF
no factor from 2^72 to 2^73
2013-09-23Torchwood InstituteC-LL
6FCE014A30FE4E10
2012-04-10GregNF-PM1
B1=515000, B2=10815000, E=6
2011-11-30XyzzyNF
no factor from 2^71 to 2^72
2011-11-30XyzzyNF
no factor from 2^70 to 2^71
2011-11-17Kyle AskineNF
no factor from 2^69 to 2^70
2010-03-27Dual Opteron 6CNF
no factor from 2^68 to 2^69
2009-04-24David BarleyNF
no factor from 2^67 to 2^68
2008-12-20ITSNF
no factor from 2^66 to 2^67
2008-12-15ITSNF
no factor from 2^65 to 2^66
2008-12-11-Anonymous-NF
no factor from 2^64 to 2^65
2008-11-19DerekNF
no factor to 2^64