WTF is bitwise ✨

$$$$ \begin{array}{|c|c|c|c|} \hline 2^x & \text{Value} & \text{Binary Form} & \text{Shift} \\ \hline 2^0 & 1 & 0001 & 1 \ll 0 \\ 2^1 & 2 & 0010 & 1 \ll 1 \\ 2^2 & 4 & 0100 & 1 \ll 2 \\ 2^3 & 8 & 1000 & 1 \ll 3 \\ 2^4 & 16 & 0001 0000 & 1 \ll 4 \\ 2^...