leetcode_326 Power Of Three(Binary Manipulation)

Posted 2020-09-13

Given an integer, write a function to determine if it is a power of three.

Follow up:
Could you do it without using any loop / recursion?

public class Solution {
    public boolean isPowerOfThree(int n) {
        return (Math.log10(n)/Math.log10(3))%1==0;
    }
}