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
53415773Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 273
P-1
B1 = 630000
B2 = 17797500
LL
StatusDateUserResidueShift
Verified2012-04-26jerbeast077EAD20BFC6399550882485
Verified2020-07-19Nguyen Huy Anh077EAD20BFC6399550681648
History
DateUserTypeResult
2020-07-19Nguyen Huy AnhC-LL
077EAD20BFC63995
2019-07-28Luigi MorelliNF
no factor from 2^73 to 2^74
2016-02-11AirSquirrelsNF
no factor from 2^72 to 2^73
2012-04-26jerbeastC-LL
077EAD20BFC63995
2011-11-21megavinkNF
no factor from 2^71 to 2^72
2011-11-21megavinkNF
no factor from 2^70 to 2^71
2011-05-18megavinkNF
no factor from 2^69 to 2^70
2010-11-26PVasilevNF
no factor from 2^68 to 2^69
2010-11-20Mikael LavoieNF-PM1
B1=630000, B2=17797500
2009-04-28glennpatNF
no factor from 2^67 to 2^68
2009-03-02Dr. DwayneNF
no factor from 2^66 to 2^67
2009-02-25Dr. DwayneNF
no factor from 2^65 to 2^66
2009-02-23Dr. DwayneNF
no factor from 2^64 to 2^65
2008-10-14-Anonymous-NF
no factor to 2^64