Easy to master Krishnamurthy Number (Example – 145)

Accept a number from user and print if given number is Krishnamurthy number or special number or not.  

KN Special number: A special number is a number whose sum of factorial of digits is equal to the number

For example  145 = 1! + 4! + 5!

Watch our video on how to solve any Number Program   –  Click Here

import java.util.Scanner;
public class KNSpecialNumber {
     public static void main()
     {
          Scanner sc = new Scanner(System.in);
          int n;
          System.out.println("Enter any number:");
          n= sc.nextInt();
          int m = n;
          int sum = 0;
          while (n != 0) {
               int d = n%10;
               int fact = 1; 
               for (int i= 1; i<= d; i++) 
                    fact = fact * i;
               sum = sum + fact;
               n = n / 10;
          }
          if ( sum == m)
               System.out.println ("yes");
          else
               System.out.println ("no");
     }
}

Also watch Automorphic Number Program - Click Here