#include<iostream>
#include<cstdio>
using namespace std;
bool function(int x)
{
    bool f;
    if(x==1)
        return 0;
    if(x==2)
        return 1;
    for(int i=2;i<x;i++)
    {
        if(x%i==0)
            return 0;
        else 
            f=0;
    }
    if(f==0)
        return 1;

}
int main()
{
    int n;
    int x;
    cin>>n;
    while(n--)
    {
        cin>>x;
        if(function(x)==1)
            cout<<x<<" is prime"<<endl;
        else
            cout<<x<<" is not prime"<<endl;
    }
    return 0;
}