Best Answer

Every square number (except 1) is composite. Prime numbers only have two factors, one and the numbers themselves. Since square numbers also have at least the square roots as factors, they have to be composite.

User Avatar

Wiki User

9y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Are all square numbers also composite numbers explain?
Write your answer...
Still have questions?
magnify glass
Related questions

Are all numbers composite explain?

not all numbers are composite cause theres also prime numbers bro.

Are there any prime numbers that also square numbers give an example or explain why not.?

Square numbers can't be prime. They have too many factors.

Are there any prime numbers that are also square numbers give example and explain why not?

No, square numbers greater than 1 have more than two factors.

Can you explain why some square numbers are odd numbers?

The square of any odd number is also an odd number for reasons that should be obvious.

What are two composite numbers of 4 and 28?

Since 4 and 28 are composite numbers, then any of their multiples are also composite.

Give two composite numbers that are also prime numbers?

Greater than one, numbers are either composite or prime, never both.

Is the product of two composite numbers also a composite number?

Yes, of course. In fact the product of any two numbers is composite unless one of them is 1.

Are all composite numbers also even numbers?

No, some composite numbers are odd. The smallest composite odd numbers are 9, 15, 21, 25, and 27. Not all even numbers are composite either. There's only one even number that's prime, which is 2.

What is the smallest composite number and is also a square of a prime number?

4, which is the square of the prime number 2, is the smallest composite number.

Composite numbers have more than two of what?

Divisors. Primes are divisible by themselves, and one. Composite numbers also have other divisors.

Is the addition of two composite numbers also a composite number?

Not necessarily. For example 15 and 16 are composite numbers. They add to 31, which is a prime number. Similarly, the composite numbers 20 and 21 add up to 41, which is a prime number.

WhAT ARE three consecutive numbers that are also composite numbers?

8, 9, 10