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Any number that contains only two factors which are itself and one is a Prime number all other numbers that have more than two factors are composite numbers.

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What the prime and composite?

A prime number is a number that only has 2 factors; 1 and itself. A composite number has more factors besides 1 and itself.


What is the comparison between prime number and composite number?

A prime number is a whole number that has two factors which are itself and one. where as, A composite number has factors in addition to one and itself.


Explain why 20 is considered to be a composite number?

Any number that has factors smaller than itself (other than 1) is a composite number.Any number that has factors smaller than itself (other than 1) is a composite number.Any number that has factors smaller than itself (other than 1) is a composite number.Any number that has factors smaller than itself (other than 1) is a composite number.


Is it a prime or composite?

A prime number has exactly two factors, 1 and the number itself. A composite number has more factors than 1 and itself.


Is 391 a prime number or a composite number?

391 is a composite number. 391 = 17 * 23 A prime number is a whole number that only has two factors which are itself and one. A composite number has factors in addition to one and itself.


Is 222 prime or composite?

Composite A prime number is a number that has only two factors (itself and one) A composite number is a number that has more than two factors.


How do you describe a composite number?

You describe a composite number by saying... A composite number is a number that has more factors than itself and 1.


What are the prime and composite?

A prime numbers has exactly two factors, 1 and the number itself. A composite number is composed of one or more factors in addition to 1 and the number itself.


Why is number 1 not a composite number?

A composite number is a number that has additional factors besides ' 1 ' and itself. The number ' 1 ' has no additional factors besides ' 1 ' and itself. So it's not a composite number.


Is 8 a composite or prime number?

composite number


Is 999 a prime or composite number?

999 is a composite number. This is because composite numbers are any number that has more than two factors (one and itself). Therefore, since there are many factors of 999 besides one and itself such as 3, 9, and 27, that makes it a composite number.


Is 21 a prime or composite number?

21 is a Composite Number. A prime number is a whole number that only has two factors which are itself and one. A composite number has factors in addition to one and itself. 21 is divisible by 3 and 7.