The Armstrong number is defined as a number in any number base that produces the sum of the same number when each one of the digits is raised to the power of the number's digits. The Armstrong number characteristic holds true in every number system. When it comes to practicing computer programming for applications, the Armstrong number program is considered one of the most fundamental. The logic behind the Amstrong number is that when built, the computer programmer understands different syntaxes and problem solving skills; hence, the significance.