Digit’s Order Selfie Numbers: Factorial and Square-Root

Numbers represented by their own digits by certain operations are considered as selfie numbers. Some times they are called as wild narcissistic numbers. There are many ways of representing selfie numbers. They can be represented in digit's order, reverse order of digits, increasing and/or decreasing order of digits, etc. These can be obtained by use … Continue reading Digit’s Order Selfie Numbers: Factorial and Square-Root

Concatenation-Type Selfie Numbers With Factorial and Square-Root

Numbers represented by their own digits by certain operations are considered as selfie numbers. Some times they are called as wild narcissistic numbers. There are many ways of representing selfie numbers. They can be represented in digit's order, reverse order of digits, increasing and/or decreasing order of digits, etc. These can be obtained by use … Continue reading Concatenation-Type Selfie Numbers With Factorial and Square-Root

Perfect Square Sum Magic Squares

This paper shows how to create magic squares with a perfect square number for the total sum of their entries. This has been done in two ways: Firstly, by using the sum of consecutive odd numbers, and secondly, by using the sum of consecutive natural numbers, and secondly, by using consecutive natural numbers. In the … Continue reading Perfect Square Sum Magic Squares