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
58502839TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 11275000
LL
StatusDateUserResidueShift
Verified2014-03-04mf_gh204A76AAE3B90F6250902375
Verified2021-02-14frolyar204A76AAE3B90F6233478789
History
DateUserTypeResult
2021-02-14frolyarC-LL
204A76AAE3B90F62
2019-02-10TheJudgerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-03-04mf_ghC-LL
204A76AAE3B90F62
2012-11-06kurlyNF-PM1
B1=550000, B2=11275000, E=12
2012-10-08Torchwood InstituteNF
no factor from 2^72 to 2^73
2012-07-11garoNF
no factor from 2^71 to 2^72
2011-05-05UngelovendeNF
no factor from 2^70 to 2^71
2011-05-05UngelovendeNF
no factor from 2^69 to 2^70
2011-05-05UngelovendeNF
no factor from 2^68 to 2^69
2009-06-06Andrey KurgannikovNF
no factor from 2^67 to 2^68
2009-02-05korvaNF
no factor from 2^66 to 2^67
2009-02-03korvaNF
no factor from 2^65 to 2^66
2009-02-02oodairaNF
no factor from 2^64 to 2^65
2008-10-30dmbeesonNF
no factor from 2^63 to 2^64