学步园

#include <iostream>

using namespace std;


int main(int argc,char* argv[]){
   int n;
   while(cin >>n ){
       if(n % 12 == 0){
          cout<<"YES"<<endl;
       }else{
          
          if(n % 4 == 0){
             cout<<"3"<<endl;
          }else if(n % 6 == 0 ){
             cout<<"4"<<endl;
          }else{
             cout<<"NO"<<endl;
          }
       }
   }
   
   
   return 0;
   

}