Even Number

An even number is any integer that is divisible exactly by 2. In other words, an even number is a multiple of 2. - 4, - 2, 0, 2, 4,... If an integer n is divided by 2 and the quotient k is an integer, then n is an even number.

Even numbers are usually defined as numbers n that can be written in the form n=2k, where k is an integer.