Author studied many ways of writing selfie numbers, sometimes known by wild narcissistic numbers. There are numbers very much near to selfie-number, but are not complete selfie numbers. Let us write these types of numbers, as semi-selfie numbers, where numbers are written in terms of expressions with positive and negative signs having same digits on … Continue reading Semi-Selfie Numbers

# Day: July 11, 2017

# Factorial-Power Selfie Expressions

This work brings numbers in such a way that both sides of the expressions are with same digits. One side is digits with factorial and another side are with same digits with respective powers. These types of expressions, we call as selfie expressions. Many ways of these types of expressions are studied. For distinct and … Continue reading Factorial-Power Selfie Expressions