\begin{tikzpicture}
    \draw (0, 0) grid (4, 4);
    \node at (0.5, 3.5) {16384};
    \node at (1.5, 3.5) {8192};
    \node at (2.5, 3.5) {4096};
    \node at (3.5, 3.5) {2048};
    \node at (0.5, 2.5) {32};
    \node at (1.5, 2.5) {16};
    \node at (2.5, 2.5) {8};
    \node at (3.5, 2.5) {4};
    \node at (2.5, 0.5) {4};
  
    \draw[<-] (0, -0.5) -- (3.8, -0.5);
    
    \draw[<-] (4.5, 4) -- (4.5, 0.5);
\end{tikzpicture}