25 is both square and composite
It is composite, so it is not prime. It is not a square number.
composite and square
4, which is the square of the prime number 2, is the smallest composite number.
It is composite.
composite
No, 16 is not a square of a composite number. It is a square of a prime number, which is 4.
42 is composite
1 is neither a prime or composite number but it is a square number because 1 times 1 = 1
97 is prime.
81 is a composite number and it is also a square number
A composite number is made up of a product of prime numbers. It might be considered a non-prime number.
31 is a prime number.