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
60806633TF
No factors below 274
TF target 273
P-1
B1 = 575000
B2 = 11787500
LL
StatusDateUserResidueShift
Verified2013-09-16gucs0688974A3461231835060959
Verified2021-09-13Ilya Gutkovskiy0688974A3461231836266849
History
DateUserTypeResult
2021-09-13Ilya GutkovskiyC-LL
0688974A34612318
2016-03-06AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2013-09-16gucsC-LL
0688974A34612318
2013-03-10TheJudgerNF-PM1
B1=575000, B2=11787500, E=6
2012-12-07AntonioKNF
no factor from 2^70 to 2^73
2011-07-18JaeckelNF
no factor from 2^69 to 2^70
2009-07-04arnaudNF
no factor from 2^68 to 2^69
2009-04-01glennpatNF
no factor from 2^67 to 2^68
2009-03-31glennpatNF
no factor from 2^66 to 2^67
2009-03-30glennpatNF
no factor from 2^65 to 2^66
2009-03-27ANONYMOUSNF
no factor from 2^64 to 2^65
2009-03-27ANONYMOUSNF
no factor from 2^63 to 2^64