package yukicoder;
import java.util.*;

public class P639 {
	static int memory = 1000000;
	static long[] memo = new long[memory];

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner sc = new Scanner(System.in);
		long n = sc.nextLong();
		Arrays.fill(memo, -1);
		memo[0] = 1;
		for(int i=1; i<memory; i++) {
			memo[i] = memo[i/3]+memo[i/5]; 
		}
		System.out.println(a(n));
	}
	
	static public long a(long n) {
		if(n==0) {
			return 1;
		}
		if(n<memory&&memo[(int)n]!=-1) {
			return memo[(int)n];
		}
		if(n/3==n/5) {
			return 2*a(n/3);
		}
		return a(n/3)+a(n/5);
	}

}