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

int main() {
  long long N, Ans = 0; cin >> N;
  vector Pascal(61, vector<long long>(61, 1));
  for (int i = 2; i < 61; i++)
    for (int j = 1; j < i; j++)
      Pascal.at(i).at(j) = Pascal.at(i - 1).at(j - 1) + Pascal.at(i - 1).at(j);
  int M = __builtin_popcountll(N);
  if (M == 1) {
    cout << 0 << endl;
    return 0;
  }
  for (int i = 1; i < M; i++)
    Ans += Pascal.at(M).at(i);
  cout << Ans << endl;
}