If x x x is a positive real number such that 4 log 10 x + 4 log 100 x + 8 log 1000 x = 13 4\log_{10}x + 4\log_{100}x + 8\log_{1000}x = 13 4 lo g...
Question
If
is a positive real number such that
, then the greatest integer not exceeding
is: