327 is composite but not a square.
Yes.
If you add the digits together, you get 12. Since 12 is divisible by 3, 327 is also divisible by 3.
327 is a composite number. 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.
No.
No, 16 is not a square of a composite number. It is a square of a prime number, which is 4.
327 = 109 * 3
composite and square
56 is composite number.
It is composite.
Yes, except for the number 1, which is a perfect square but not composite.
4, which is the square of the prime number 2, is the smallest composite number.
It is composite, so it is not prime. It is not a square number.