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
54341821TF
No factors below 274
TF target 273
P-1
B1 = 575000
B2 = 12793750
LL
StatusDateUserResidueShift
Verified2013-04-21-Anonymous-026549CE4F2DAD1710435006
Verified2020-02-21Alexey Busygin026549CE4F2DAD1749135170
History
DateUserTypeResult
2020-02-21Alexey BusyginC-LL
026549CE4F2DAD17
2019-08-21Jon PaceNF
no factor from 2^73 to 2^74
2016-02-09AirSquirrelsNF
no factor from 2^72 to 2^73
2013-04-21-Anonymous-C-LL
026549CE4F2DAD17
2012-03-08wangyun183NF
no factor from 2^71 to 2^72
2012-03-07James HeinrichNF-PM1
B1=575000, B2=12793750, E=6
2011-05-22shaugeNF
no factor from 2^70 to 2^71
2011-05-22shaugeNF
no factor from 2^69 to 2^70
2011-04-03Per JessenNF
no factor from 2^68 to 2^69
2009-11-03Team_Elteor_Borislavj~ElteorNF
no factor from 2^67 to 2^68
2008-12-27Sturle SundeNF
no factor from 2^66 to 2^67
2008-12-26raymondfNF
no factor from 2^65 to 2^66
2008-12-25raymondfNF
no factor from 2^64 to 2^65
2008-12-011997rj7NF
no factor to 2^64
2008-06-08CorbyguyNF
no factor from 2^62 to 2^63