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
57128059TF
No factors below 274
TF target 273
P-1
B1 = 245000
B2 = 4103750
LL
StatusDateUserResidueShift
Bad2012-10-22-Anonymous-00000000000000000
Verified2014-02-25Kent Freeze5E756F610E3BBF4F23969583
Verified2015-02-14MadPoo5E756F610E3BBF4F12950200
History
DateUserTypeResult
2018-01-26monstNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-02-14MadPooC-LL
5E756F610E3BBF4F
2014-02-25Kent FreezeC-LL
5E756F610E3BBF4F
2012-08-20hustensaftNF-PM1
B1=245000, B2=4103750, E=6
2012-08-19Torchwood InstituteNF
no factor from 2^72 to 2^73
2012-08-19Torchwood InstituteNF
no factor from 2^71 to 2^72
2011-06-13rduerrNF
no factor from 2^69 to 2^71
2011-04-25tmorrowNF
no factor from 2^68 to 2^69
2009-05-29curtiscNF
no factor from 2^67 to 2^68
2009-01-14James HintzNF
no factor from 2^66 to 2^67
2009-01-11James HintzNF
no factor from 2^65 to 2^66
2009-01-09James HintzNF
no factor from 2^64 to 2^65
2008-10-14BoulderNF
no factor from 2^63 to 2^64