#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <unordered_map>
#include <cstdio>
#include <cstring>
#include <cmath>
using namespace std;

unordered_map<int64_t, int64_t> mp;

int64_t dfs(int64_t i) {
    if (mp.count(i)) return mp[i];
    return mp[i] = dfs(i / 3) + dfs(i / 5);
}

int main() {
    int64_t n;
    cin >> n;

    mp[0] = 1;

    cout << dfs(n) << endl;

    return 0;
}