9e. Convert your answer from (c) to its hexadecimal expansion.

1827 = 16 * 114 + 3

114 = 16 * 7 + 2

7 = 16 * 0 + 7

= (723) base 16

Check: 7 * 16^2 + 2 * 16^1 + 3 * 16^0 = (1827) base 10.