# The Smallest Number by Which 512 is Multiplied So That the Product is a Perfect Cube is

**Answer: (3) 8**

**Explanation:-
**The factors of 512 =

__2 x 2 x 2__x

__2 x 2 x 2__x

__2 x 2 x 2__

If multiply by 8

Then, the factors =

__2 x 2 x 2 x 2__x

__2 x 2 x 2 x 2__x

__2 x 2 x 2 x 2__

Then, the number is cube of 2 x 2 x 2 x 2 = 16.

Hence, the answer is (3) 4.