What are the non composite and prime numbers?

Answer 1

All the numbers greater than 1 - they are either

• prime (2, 3, 5, 7, 11, 13, 17, 19, ...); or
• composite (4, 6, 8, 9, 10, 12, 14, 15, ...)

The number 1 is neither prime nor composite. it is often called a Unit.

Answer 2

That's an infinite list, started by 0, 1, 2, 3, 5, 7...

Answer 3

Prime numbers have two factors, composite numbers have more than two.

Answer 4

A Prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.

Answer 5

All integers are prime or composite. A number is prime if the only factors are 1 and the number itself; otherwise it is composite.

Answer 6

Infinite.