# include <stdio.h>
int main()
{
  int n,x=0;
  scanf("%d",&n);
      if (n <= 0) {  
            printf("Input a Correct Number.");  
        }
       while (n != 1) 
       {  
            if (n % 5 == 0) 
            {  
                n /= 5;  
            } 
            else if (n % 3 == 0) 
            {  
                n /= 3;  
            } 
            else if (n % 2 == 0) 
            {  
                n /= 2;  
            } 
            else{
                printf("It is not an ugly number.\n"); 
                x = 1;  
                break; }
       }
		        if (x==0){
                printf("It is an ugly number.\n");
                }
}