Numbers that are positive and whole.
Natural numbers.
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Composite numbers.Example: 17- factors of 17...1 and 17- This is a prime number.Example: 18- factors of 18...1,2,3,6,9,18- This is a composite number.
Composite.
prime number
-13 is rational and an integer.
48 has factors other than 1 and itself, so it is not a prime number. It is an even number that is greater than 2, so it also has 2 as a factor. Therefore, it is a composite number. All even numbers greater than 2 are composite numbers.No number that ends in an '8' can be prime; it is at least divisible by 2. Use this kind of thinking to derive the other factors of 48.