#include<iostream>
using namespace std;
int main()
{
int n;
cin>>n;
while(n--)
{
int p;
cin>>p;
bool is_prime = true;
for(int i = 2; i*i <= p; i ++ )
if(p%i==0)
{
is_prime = false;
break;
}
if(is_prime) printf("%d is prime\n",p);
else printf("%d is not prime\n",p);
}
return 0;
}