45 is divisible by 2?
Odd numbers are not divisible by 2. Any number that ends in a 0, 2, 4, 6, or 8 is even and can be divided by 2. 20, 34, 96, 48, and 102 are all divisible by 2. 31, 19, 27, 45, and 103 are not divisible by 2.