Thursday 25 February 2016

Definition of Armstrong number:

Definition for c programming point of view: 
Those numbers which sum of the cube of its digits is equal to that number are known as Armstrong numbers. For example 153 since 1^3 + 5^3 + 3^3 = 1+ 125 + 9 =153 
Other Armstrong numbers: 370,371,407 etc. 
In general definition: 
Those numbers which sum of its digits to power of number of its digits is equal to that number are known as Armstrong numbers. 
Example 1: 153 
Total digits in 153 is 3 
And 1^3 + 5^3 + 3^3 = 1 + 125 + 27 = 153 
Example 2: 1634 

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