how can 6303036 expanded .

6303036 can be expanded as follows:

\begin{matrix} TL & L & T - Th & Th & H & T & O \\ 6 & 3 & 0 & 3 & 0 & 3 & 6 \end{matrix}

6 \times 1000000 + 3 \times 100000 + 0 \times 10000 + 3 \times 1000 + 0 \times 100 + 3 \times 10 + 6 \times 1