Question

find the smallest number by which by which by which by which by which 3645 must be divided so that it becomes a it becomes a prefect square

Answer 1

The smallest number by which 3645 must be divided so that it becomes a perfect square is 5.

Answer 2

the smallest no by which 3645 must be divided so that it become a perfect square is 5.
and the no is 27.

3645 / 5 = 729
729 = 27 * 27.