Waste less time on Facebook — follow Brilliant.

Cubes And Squares

So here I'm stuck on this question.
I would greatly appreciate it if someone would come up with the steps for the solution.
Here's the question.

Let \(S\) be the least number with the following property: \(10\times S\) is a perfect square and \(6\times S\) is a perfect cube. Find sum of the digits of the number \(S\)?

Answer: 9

Note by Lee Care Gene
1 year ago

No vote yet
1 vote


Sort by:

Top Newest

I tried but I'm not sure of the steps. I'll check the wiki. Lee Care Gene · 1 year ago

Log in to reply

What have you tried? Have you looked at the Perfect Squares, Cubes and Powers wiki? Calvin Lin Staff · 1 year ago

Log in to reply


Problem Loading...

Note Loading...

Set Loading...