Is 20 prime or a composite number?

Answer 1

Prime

Answer 2

Since 20 is evenly divisible by 2, 4, 5, and 10, in addition to '1' and itself, I think it is a composite number.
Since 20 is evenly divisible by 2, 4, 5, and 10, in addition to '1' and itself, I think it's probably composite.

Answer 3

20 is composite: it is divisible by 1, 2, 4, 5, 10, and 20. All even numbers, except the number two, are composite.

Answer 4

Composite. It can be divided by 5 or 4.

Answer 5

20 is composite.

Answer 6

prime