NextPrevious

What is so special about the number 2?

The number 2 is called the “oddest” even prime number. 2 is a unique even prime number because all even numbers are divisible by 2. But any number apart from 2 that is divisible by 2 is not a prime number.

Close

This is a web preview of the "Handy Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App