六进制

import java.util.*;
public class Main {
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        StringBuilder r = new StringBuilder();
        while (n > 0){
            r.append(n%6);
            n /= 6;
        }
        System.out.println(r.reverse());
    }
}