Решение:
\(
\begin{array}{r} - \begin{array}{l} 1720184 \\ 16 \end{array} \\ \hline \begin{array}{r} 12 \\ - \begin{array}{l} 12 end{array} \\ \hline 00 \\ - \begin{array}{l} 0 end{array} \\ \hline 01 \\ - \begin{array}{l} 0 \end{array} \\ \hline 18 \\ - \begin{array}{l} 16 \end{array} \\ \hline 24 \\ - \begin{array}{l} 24 \end{array} \\ \hline 0 \end{array}
\end{array} \qquad \begin{array}{l} \\ 430046
\end{array}
\)
Ответ: 430046