Question

Find the smallest number by which 68600 must be multipiled so that the multiple will be a perfect cube .​

Answer 1

So, 68600 is not a perfect cube. To make it a perfect cube we multiply it by 5. Thus, 68600 × 5 = 2 × 2 × 2 × 5 × 5 × 5 × 7 × 7 × 7 = 343000, which is a perfect cube.