What is the use of Armstrong number?

In number theory, an armstrong number in a given number base b is a number that is the sum of its own digits each raised to the power of the number of digits. To put it simply, if I have a 3-digit number then each of the digits is raised to the power of three and added to obtain a number.

What is Armstrong number in C using for loop?

C For Loop: Exercise-29 with Solution When the sum of the cube of the individual digits of a number is equal to that number, the number is called Armstrong number. For Example 153 is an Armstrong number because 153 = 13+53+33. Expected Output : 153 is an Armstrong number.

What is Armstrong number in algorithm?

What is an Armstrong number? An Integer number in which the sum of the cubes of its digits is equal to the number itself is called Armstrong Number. For example, 153 is an Armstrong number since 1**3 + 5**3 + 3**3 = 153.

Is 153 A Armstrong number?

In case of an Armstrong number of 3 digits, the sum of cubes of each digit is equal to the number itself. 153 = 1*1*1 + 5*5*5 + 3*3*3 // 153 is an Armstrong number.

Why it is called Armstrong number?

An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. For example, 371 is an Armstrong number since 3**3 + 7**3 + 1**3 = 371.

Is 10 an Armstrong number?

th powers of their digits (a finite sequence) are called Armstrong numbers or plus perfect number and are given by 1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634, 8208, 9474, 54748, (OEIS A005188)….Narcissistic Number.

	base-10 -narcissistic numbers
9	146511208, 472335975, 534494836, 912985153
10	4679307774

Is Armstrong or not?

A number is an Armstrong number when the sum of nth power of each digit is equal to the number itself. An Armstrong number of three digits is an integer such that the sum of the cubes of its digits is equal to the number itself. For example, 371 is an Armstrong number since 3**3 + 7**3 + 1**3 = 371.

Is 9 Armstrong a number?

th powers of their digits (a finite sequence) are called Armstrong numbers or plus perfect number and are given by 1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634, 8208, 9474, 54748, (OEIS A005188).

Is 157 A Armstrong number?

157 is NOT an Armstrong number! 153 is an Armstrong number!

How can I know my Armstrong number?

An Armstrong number, also known as narcissistic number, is a number that is equal to the sum of the cubes of its own digits. For example, 370 is an Armstrong number since 370 = 3*3*3 + 7*7*7 + 0*0*0 .

Is 123 an Armstrong number?

123 is not Armstrong number. 153 is an Armstrong number.