#define _USE_MATH_DEFINES
#include <cstdio>
#include <iostream>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <algorithm>
#include <cmath>
#include <complex>
#include <string>
#include <vector>
#include <list>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <bitset>
#include <numeric>
#include <limits>
#include <climits>
#include <cfloat>
#include <functional>
#include <iterator>
using namespace std;

map<long long, long long> memo;

long long solve(long long i)
{
    if(i == 0)
        return 1;
    else if(memo.find(i) != memo.end())
        return memo[i];
    else
        return memo[i] = solve(i/3) + solve(i/5);
}

int main()
{
    long long n;
    cin >> n;
    cout << solve(n) << endl;

    return 0;
}