# Neon Number in Java

Here in this tutorial you will learn how to check a neon number in Java. What is a Neon Number? Neon numbers are those numbers whose sum of the digits when squared is exactly the same as the number itself. For example, the number 9. Now the square of the number, 9 is 81. The sum of the digits in the square, 81 is 8 + 1 = 9, which is equal to the number itself. Hence, the number 9

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