#include <bits/stdc++.h>
using namespace std;

using i64 = long long;

int main() {
    cin.tie(nullptr)->sync_with_stdio(false);

    auto solve = [&]() {
        i64 n;
        cin >> n;

        map<i64, i64> mp;

        auto f = [&](auto f, i64 n) -> i64 {
            if (n == 0) {
                return 1;
            }
            if (mp.count(n)) {
                return mp[n];
            }
            return mp[n] = f(f, n / 3) + f(f, n / 5);
        };

        cout << f(f, n) << '\n';
    };
    
    solve();
    
    return 0;
}