First Iteration Reminder = Temp %10 Reminder = 1634 % 10 = 4. Hence 153 is an Armstrong number. Armstrong Number in C. An Armstrong number of a three-digit number is a number in which the sum of the cube of the digits is equal to the number itself. = a n + b n + c n + d n + …. Consider the example: 153 is an Armstrong number. Write a C program to find the Armstrong number for a given range of number. Previously we had developed a C program to check whether the given number is an Armstrong number or not? An Armstrong number is a n-digit number that is equal to the sum of the n th power of its digits. For example, 407 is given as input. Check Armstrong or Not in C. The question is, Write a program in C to check whether the given number is an Armstrong number or not. Sample Solution: C Code: /*When the sum of the cube of the individual digits of a number is equal to that number, the number is called Armstrong number. Given a number N, the task is to check whether the given number is Armstrong number or not.If the given number is Armstrong Number then print “Yes” else print “No”.. A positive integer of D digits is called an armstrong-numbers of order D (order is the number of digits) if Where D is number of digit in number N and N(1), N(2), N(3)… are digit of number N. For examples, the numbers such as 0, 1, 153, 370, 371 and 407, 1634, 8208, 9474 are Armstrong numbers. Now we will do the same using a function in C. A positive integer is called Armstrong number of order n if, abcd…. For example - 6 = 6 1 = 6 371 = 3 3 + 7 3 + 1 3 = 371. If the order is n, then calculate the power of n … For this Armstrong number in c demonstration, User Entered value: Number = 1634 and Sum = 0 Temp = Number Temp = 1634. 4 * 4 * 4 + 0 * 0 * 0 + 7 * 7 * 7 = 407 is an armstrong number. In the below C program, we are checking whether the input number is Armstrong or not. Sum = Sum + pow (Reminder, Times) For this Armstrong Number in C example, Times = 3 because of the number of digits in 1634 = 4. Armstrong number is a number that is equal to the sum of cubes of its digits. C For Loop: Exercise-30 with Solution. So, 1*1*1+5*5*5+3*3*3=1+125+27=153. A number is called as Armstrong number if sum of cubes of digits of number is equal to the number itself. Because. You need to calculate the sum right: Below steps will show common approach to find Armstrong Number in C programming steps: Enter any number; Divide the given number into individual digits (For Example, Divide 153 into 1, 5, and 3) and count number digits (or find order). Logic to check Armstrong number. What is Armstrong number? For Example: 153 is an Armstrong number because of 1*1*1+5*5*5+3*3*3=153 which is equal to the number itself. 26 != (2*2*2) + (6*6*6) Now let's move on and implement it in a C program. Explanation for Armstrong-Number: Sum of the cubes of its digits must equal to the number itself. For example 153. Before going to write the C++ program to check whether the number is Armstrong or not, let's understand what is Armstrong number. The number is called an Armstrong number if the sum of the cubes of each digit is equal to the number itself. For example 0, 1, 153, 370, 371 and 407 are the Armstrong numbers. Required knowledge. Let us have a look at the following diagram which shows how the Armstrong number is calculated. This video is to print the Armstrong numbers for the given range which is an important C interview question. Basic C programming, If else, While loop. So it is an armstrong number. A positive number is called as Armstrong of order n if abc=a^n+b^n+c^n. But the number 26 is not an armstrong number. The answer to this question is: An Armstrong Number is a number which is equal to the sum of, power of each digit by the total number of digits. 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