Sage-Tips

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.

How can I get my Armstrong number?

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

What is an Armstrong number Write pseudocode to check and explain it?

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 10 a narcissistic 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

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.

How do you check whether a number is Armstrong or not in C?

Perform sum = sum + pow(lastDigit, digits) . Since the last digit of num is processed. Hence, remove last digit by performing num = num / 10 . After loop check if(originalNum == sum) , then it is Armstrong number otherwise not.

What is strong number in C?

A number can be said as a strong number when the sum of the factorial of the individual digits is equal to the number. For example, 145 is a strong number.

Is 157 A Armstrong number?

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

What number is Kaprekar?

6174
6174 is known as Kaprekar’s constant after the Indian mathematician D. R. Kaprekar. This number is notable for the following rule: Take any four-digit number, using at least two different digits (leading zeros are allowed).

What is Disarium number?

A number is said to be the Disarium number when the sum of its digit raised to the power of their respective positions is equal to the number itself. For example, 175 is a Disarium number as follows. 11 + 72 + 53 = 1 + 49 + 125 = 175. Some of the other examples of Disarium number are 89, 135, 518 etc.

How to print all Armstrong numbers from 1 to N in C?

C function to print all Armstrong numbers from 1 to n. Program to check Armstrong number. Program to print all Armstrong numbers in given range using loop. First give a meaningful name to function. Say printArmstrong () function prints all Armstrong numbers in given range. Next the function prints Armstrong number in given range.

How many Armstrong numbers are there between 1 to 1000?

Armstrong number between 1 to 1000 are: 1, 2, 3, 4, 5, 6, 7, 8, 9, 370, 371, 407 Required knowledge Basic C programming , If statement , For loop , While loop , Nested loop

How to find Armstrong number in C1 153?

Armstrong Number in C 1 153 = (1*1*1)+ (5*5*5)+ (3*3*3) 2 where: 3 (1*1*1)=1 4 (5*5*5)=125 5 (3*3*3)=27 6 So: 7 1+125+27=153

How to print all Armstrong numbers in given range in Python?

Say printArmstrong () function prints all Armstrong numbers in given range. Next the function prints Armstrong number in given range. Hence, we must pass two integer parameters to the function, say printArmstrong (int start, int end);. Finally the function prints all Armstrong numbers in given range returning nothing.