Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
50858147TF
No factors below 274
TF target 273
P-1
B1 = 605000
B2 = 17545000
LL
StatusDateUserResidueShift
Verified2011-05-12Filen9CF9D02680C0D99823169301
Verified2019-08-23Egor K9CF9D02680C0D99810203728
History
DateUserTypeResult
2019-08-23Egor KC-LL
9CF9D02680C0D998
2018-10-05Mark RoseNF
no factor from 2^73 to 2^74
2015-12-27AirSquirrelsNF
no factor from 2^72 to 2^73
2014-01-26kdgehmanNF
no factor from 2^71 to 2^72
2014-01-26kdgehmanNF
no factor from 2^70 to 2^71
2011-06-07kdgehmanNF
no factor from 2^69 to 2^70
2011-05-12FilenC-LL
9CF9D02680C0D998
2009-08-05stephensonNF
no factor from 2^68 to 2^69
2009-07-29Gvozdev A. FeodorNF-PM1
B1=605000, B2=17545000
2009-07-18SAHS Tech DeptNF
no factor from 2^67 to 2^68
2008-11-29tmorrowNF
no factor from 2^66 to 2^67
2008-11-27Sturle SundeNF
no factor from 2^65 to 2^66
2008-11-25Sturle SundeNF
no factor from 2^64 to 2^65
2008-10-01DerekNF
no factor to 2^64