#include <bits/stdc++.h>
using namespace std;
template <typename T>
inline T sqr(T a) {
  return a * a;
};
const double pi = acos(-1.0);
const int INF = 1e9;
const int MAX_N = 1e9;
long long N, x, y, z;
bool check(long long x, long long y, long long z) {
  return (x != y && y != z && x != z && x <= INF && y <= INF && z <= INF);
}
int main(int argc, char const *argv[]) {
  cin >> N;
  x = N;
  y = (N + 1);
  z = N * (N + 1);
  if (check(x, y, z))
    cout << x << " " << y << " " << z << endl;
  else
    cout << "-1" << endl;
  return 0;
}
