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
52556989TF
No factors below 273
TF target 273
P-1
B1 = 510000
B2 = 10327500
LL
StatusDateUserResidueShift
Verified2012-04-10Giselher18BFC6EB15882B3F33761145
Verified2019-05-31d3zorg18BFC6EB15882B3F13875960
History
DateUserTypeResult
2019-05-31d3zorgC-LL
18BFC6EB15882B3F
2016-02-10AirSquirrelsNF
no factor from 2^72 to 2^73
2012-04-10GiselherC-LL
18BFC6EB15882B3F
2012-03-05Tim SorberaNF-PM1
B1=510000, B2=10327500, E=6
2011-12-14XyzzyNF
no factor from 2^71 to 2^72
2011-12-14XyzzyNF
no factor from 2^70 to 2^71
2011-12-04Kyle AskineNF
no factor from 2^69 to 2^70
2010-03-26sannerud.comNF
no factor from 2^68 to 2^69
2009-04-21Sturle SundeNF
no factor from 2^67 to 2^68
2009-02-09metallurgeNF
no factor from 2^66 to 2^67
2009-02-08lycornNF
no factor from 2^65 to 2^66
2009-02-07BuckleNF
no factor from 2^64 to 2^65
2008-11-17DerekNF
no factor to 2^64