Find the smallest number by which 6627 must be multiplied to make it a perfect square.

Correct option is D

 Given:
Number = 6627
We are required to find the smallest number by which 6627 must be multiplied to make it a perfect square.
Solution:
First, we need to find the prime factorization of 6627.
Prime Factor of 6627 = $$3 \times 47 \times 47 = 3 \times 47^2$$​​
To make it a perfect square, all prime factors should appear an even number of times.
Here, 3 appears once, so we need to multiply by 3 to make it even.
The smallest number by which 6627 must be multiplied to make it a perfect square is: 3.