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4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20

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Q: What are all Composite numbers less than 20?
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Related questions

List of all composite numbers less than 40?

40,38,36,35,32,28,27,25,24,21,20,18,16,15,14,12,10,9,8,6,4


What are all the composite numbers greater than 20 and less than 30?

Composite numbers greater than 20 and less than 30 are 21, 22, 24, 25, 26, 27, 28.


What are all the five composite numbers that is greater than 48 but less than 56?

This question is impossible to answer because there are six composite numbers in that range, not five!


What are all odd composite numbers that are less than 20?

9 and 15


What are the composite numbers greater than 30 and less than 40?

All of them except 31 and 37 which are prime numbers


What is a number less than 100 and has factor pairs?

All of the composite numbers less than 100 have factor pairs.


What are all the odd composite numbers less than 30?

The odd composite numbers lower than 30 are:9 15 21 25 27


What are all the even composite numbers less than 1000?

Literally every single even number less than 1000 is a composite number other than 2 which is prime.


What are all the composite numbers that are greater than 48 but less than 56?

49, 50, 51, 52, 54 and 55 are the composite numbers between 48 and 56.


What is the sum of all composite numbers between 1 to 10?

What is the sum of the composite numbers less than 10?4 + 6 + 8 + 9 = 27


What is a composite number that is less than 100?

99 is one of them and all other numbers less than 100 that have more than two factors in them.


What numbers are composite greater than 98 but less than 105?

For this type of question, you should search the Internet for a list of prime numbers. All the integers that are not prime numbers are composite. In this case, the relevant prime numbers are 101 and 103.