Ladies' Diary/Money Counting Problem

Puzzle

 * In how long a time would a million of millions of money be in counting,
 * supposing one hundred pounds to be counted every minute without intermission,
 * and the year to consist of $365$ days, $5$ hours, $45$ minutes?

Solution
The number of minutes $m$ in the year is calculated as:

The number of $100$s $h$ in a million of millions is calculated as:

This gives the total number of minutes to count the money.

The total number of years $t$ needed to count the money is therefore: