#include <iostream>
using namespace std;
int main()
{
    int n;
    cin >> n;
    for(int i = 2; i < n; i++) {
        if(n % i == 0) {
            cout << "NOT PRIME" << endl;
            return 0; // the program will end
        }
    }
    cout << "PRIME" << endl;
    return 0;
}