Number 1 May 2026

: In math, it is called a "unit" and is the only number that is neither prime nor composite.

If you're looking for a simple way to remember how to write it: Number 1

"Start at the top and down you run, That’s the way to make a one!" : In math, it is called a "unit"

: Anything multiplied by 1 stays exactly the same ( ), making it the multiplicative identity . : In math