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

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll n;
    cin >> n;
    map<ll, ll> dp;
    auto rec = [&](auto self, ll v) -> ll {
        if(v == 0) return 1;
        if(dp.find(v) != dp.end()) return dp[v];
        return dp[v] = self(self, v / 3) + self(self, v / 5);
    };
    cout << rec(rec, n) << '\n';
}