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
53246527Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 273
P-1
B1 = 625000
B2 = 16875000
LL
StatusDateUserResidueShift
Verified2013-04-10Luigi R.03AE702BF361DACE4485111
Verified2019-07-03d3zorg03AE702BF361DACE24608542
History
DateUserTypeResult
2020-06-22-Anonymous-NF
no factor from 2^74 to 2^75
2019-07-03d3zorgC-LL
03AE702BF361DACE
2018-10-30Architects CubedNF
no factor from 2^73 to 2^74
2016-02-01AirSquirrelsNF
no factor from 2^72 to 2^73
2013-04-10Luigi R.C-LL
03AE702BF361DACE
2012-04-22bcp19NF
no factor from 2^71 to 2^72
2012-02-21Kyle AskineNF
no factor from 2^70 to 2^71
2012-01-14Kyle AskineNF
no factor from 2^69 to 2^70
2011-02-21greensinozNF
no factor from 2^68 to 2^69
2010-10-10S485122NF-PM1
B1=625000, B2=16875000
2009-05-01Helmut ZulusNF
no factor from 2^67 to 2^68
2008-12-20James HintzNF
no factor from 2^66 to 2^67
2008-12-17James HintzNF
no factor from 2^65 to 2^66
2008-12-16James HintzNF
no factor from 2^64 to 2^65
2008-07-14-Anonymous-NF
no factor to 2^64