\begin{equation}1.5 \times 10^{2}\end{equation}

\begin{equation}5.27 \times 10^{5}\end{equation}

\begin{equation}800 \times 10^{(-6)}\end{equation}

\begin{equation}57.2 \times 10^{6}\end{equation}

\begin{equation}0.07 \times 10^{(-2)}\end{equation}

\begin{equation}8.04 \times 10^{(-4)}\end{equation}

\begin{equation}27.87 \times 10^{(-6)}\end{equation}

\begin{equation}0.000316\end{equation}

\begin{equation}228700\end{equation}

\begin{equation}251.75\end{equation}

\begin{equation}1800\end{equation}

\begin{equation}2814600\end{equation}

\begin{equation}0.0005\end{equation}

\begin{equation}5799300\end{equation}

\begin{equation}0.0004\end{equation}

\begin{equation}2.8 \times 10^{4} \times 0.8 \times 10^{(-3)}\end{equation}