## 2

The number two (2) is the second Positive Integer and the first Prime Number. It is Even, and is the only Even Prime (the Primes other than 2 are called the Odd Primes). The number 2 is also equal to its Factorial since . A quantity taken to the Power 2 is said to be Squared. The number of times a given Binary number is divisible by 2 is given by the position of the first , counting from the right. For example, is divisible by 2 twice, and is divisible by 2 zero times.