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
51957881TF
No factors below 274
TF target 273
P-1
B1 = 610000
B2 = 16622500
LL
StatusDateUserResidueShift
Verified2013-08-13Brian20133AB5584D2B4AE8541271162
Verified2019-07-01d3zorg3AB5584D2B4AE8541411171
History
DateUserTypeResult
2019-07-01d3zorgC-LL
3AB5584D2B4AE854
2019-06-15Architects CubedNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-09AirSquirrelsNF
no factor from 2^72 to 2^73
2013-08-13Brian2013C-LL
3AB5584D2B4AE854
2012-03-23XyzzyNF
no factor from 2^71 to 2^72
2012-03-23XyzzyNF
no factor from 2^70 to 2^71
2011-12-28Kyle AskineNF
no factor from 2^69 to 2^70
2011-10-23GrunwalderGIMPNF-PM1
B1=610000, B2=16622500
2010-03-22chargerNF
no factor from 2^68 to 2^69
2009-07-24curtiscNF
no factor from 2^67 to 2^68
2009-07-16curtiscNF
no factor from 2^66 to 2^67
2009-07-08Sturle SundeNF
no factor from 2^65 to 2^66
2009-07-07riccardo ubertiNF
no factor from 2^64 to 2^65
2009-04-04RoaldSNF
no factor from 2^63 to 2^64