Curious Properties of 153

Mathematics is something beautiful if you can see how interesting each natural number is. The moment we understand the properties of numb... Read more »

The Mysterious Number 22

Select any 3-digit number with all digits different from one another. Write all possible 2-digit numbers that can be formed from the 3-di... Read more »

The 4-2-1 Loop

This is not a trick. Yet mathematics does provide curiosities that appear to be magic. This is one that has baffled mathematicians for ma... Read more »

The Irrationality of √2

When we say that √2 is irrational, what does that mean? Irrational means not rational. Not rational means it cannot be expressed as a rat... Read more »

Is 0.999… really equal to 1?

There are certain concepts in mathematics that are counter-intuitive. In this post, we will discuss one of these concepts — the elementar... Read more »

Another Friendly Pair of Numbers

We can always look for nice relationships between numbers . Some of them are truly mind-boggling! Take, for example, the pair of numbers:... Read more »

Friendly Numbers: What could possibly make two numbers friendly?

Well, mathematicians have decided that two numbers are considered friendly (or as often used in the more sophisticated literature, “amica... Read more »

Interesting Properties of Fibonacci sequence

The Fibonacci series or sequence is a set of numbers that starts with a one or a zero, followed by a one, and proceeds based on the rule ... Read more »