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Learn how to Find Magic Number in C Programming. A Magic Integer is also known as Ramanujan’s Number. Find more about magic integers on Wikipedia. You must know how to Reverse the Digits of a Number and how to find the Sum of Digits of a Number to understand this program better.

What is a Magic Number?

Also known as Hardy-Ramanujan Number or Taxicab Number, it is an integer in which, when its digits are added, it produces a sum which, when multiplied by the its reversed number, fetches the original integer.

Must Read: C Program To Find if a Number is a Strong Integer or Not

Magic number 2 8 8 2

Example

81

8 + 1 = 9

9 × 9 = 81

1729

1 + 7 + 2 + 9 = 19

19 × 91 = 1729

How To Check if an Integer is a Magic Number or Not?

  1. Fetch a Number from the User.
  2. Find Sum of Digits and Multiply it with the its Reverse.
  3. If the Product is same as the original number, it’s a Magic Number.

Steps:

  1. Input a Number and store it in N.
  2. Find Sum of Digits of the Original Number and store it in A.
  3. Reverse the Digits of A and store it in B.
  4. Multiply A and B and store it in C.
  5. If C N, then it is a Magic Integer.

Magic Number 2 8 8 X 10

Must Read: C Program To Find Sum of Two Complex Numbers

Note: This C Program To Print Magic Numbers has been compiled with GNU GCC Compiler and developed using gEdit Editor and Terminal in Linux Ubuntu Operating System.

Magic Number 2 8 8 X 8

C Program To Check if a Number is a Magic Number or Not

Magic Number 2 8 8 Cm

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intreverse_digits(int);
intmain()
intsum,num,reverse;
scanf('%d',&num);
if(sum<10)
if((sum *sum)num)
printf('n%d is a Magic Integern',num);
else
printf('n%d is Not a Magic Integern',num);
return0;
reverse=reverse_digits(sum);
{
}
{
}
}
intsum_of_digits(intnum)
intsum=0;
{
num=num/10;
returnsum;
{
while(num>0)
reverse=(reverse *10)+(num%10);
}
}

Must Read: C Program To Check if Number is Narcissistic Number or Not

Number 2 Numerology

Output

If you have any compilation errors or doubts in this code to find magic integers in c programming, let us know about it in the comment section below.

Magic Number 2 8 8 2

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