Question

How to check whether a given number is a harshad number in C#

Answer 1

using System;

class Program
{
    static void Main() {
        int n = 171;  
        int reminder = 0, sum = 0;
 
        int temp = n;  
       
        while (temp > 0) {  
            reminder = temp % 10;  
            sum = sum + reminder;  
            temp = temp / 10;  
        }  
     
        // 1 + 7 + 1 = 9 : 171 % 9 = 0 <- harshad   
        if (n % sum == 0)  
            Console.Write("{0} is a harshad number", n);  
        else 
            Console.Write("{0} is not a harshad number", n);  
    }
}



 
 
 
 
/*
run:
  
171 is a harshad number
  
*/

 

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