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
67871911TF
No factors below 275
TF target 274
P-1
B1 = 615000
B2 = 12453750
LL
StatusDateUserResidueShift
Verified2016-05-08frolyar997D0A7EF165526414815065
Verified2023-07-05Ryan Propper997D0A7EF165526441111445
History
DateUserTypeResult
2023-07-05Ryan PropperC-LL
997D0A7EF1655264
2016-05-08frolyarC-LL
997D0A7EF1655264
2015-10-26A_SavchenkoNF
no factor from 2^74 to 2^75
2013-09-30Architects CubedNF-PM1
B1=615000, B2=12453750, E=6
2013-09-05kdgehmanNF
no factor from 2^73 to 2^74
2013-09-05kdgehmanNF
no factor from 2^72 to 2^73
2013-09-05kdgehmanNF
no factor from 2^71 to 2^72
2012-10-04frolyarNF
no factor from 2^70 to 2^71
2012-03-01dslNF
no factor from 2^69 to 2^70
2010-01-31oddveryoddNF
no factor from 2^68 to 2^69
2010-01-21Sturle SundeNF
no factor from 2^67 to 2^68
2010-01-19R.WaasNF
no factor from 2^66 to 2^67
2010-01-13-Anonymous-NF
no factor from 2^65 to 2^66
2010-01-04gkwareNF
no factor from 2^64 to 2^65
2008-12-27Wojciech FlorekNF
no factor from 2^63 to 2^64