If you wonder how to get Armstrong numbers in VB.Net, simply follow the procedure below to see if a number is an Armstrong number. But, before that let’s learn first what Armstrong number is? Is a number that when you raise each digit of the number to the power of the number of digits and add them up you still get the original number. It will be easier with an example, take a look at this. For example, 153 is an Armstrong number since (1^3) + (5^3) + (3^3) =153.