LeetCode Power of Three JAVA

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

public class Solution {
    public boolean isPowerOfThree(int n) {
        while (n >= 3){
            if(n%3 == 0){
                n/=3;
            }else return false;
        }
        return n==1 ? true : false;
    }
}