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What are the odd prime numbers under 20?
The odd prime numbers less than 20 are 3, 5, 7, 11, 13, 17, and 19.
What are the composite numbers up to 20?
The composite numbers up to 20 are 4,6,8,9,12,14,15,16,18 and 20.
A number between 11 and 20 that is both composite and odd?
15 is a composite number - it can be divided by 3 and 5. 11, 13, 17 and 19 are all prime numbers, not composite.
What are the first 20 odd numbers?
The first 20 odd numbers are: 13579111315171921232527293133353739.
Are 20-28 composite numbers?
Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.
What are the 2 odd composite numbers less than 20?
9 and 15 are the only two odd composite numbers less than twenty.
Which composite number is odd and smaller than 20?
15 and 9 are both odd, composite numbers less than 20.
A composite number that is odd under the number 20?
15
What are all the odd composite numbers from 1 to 20?
9 and 15 only.
What are all odd composite numbers that are less than 20?
9 and 15
What is the odd composite numbers less then 20?
9 and 15 only
What numbers that are less than a hundred have proper factors that are only odd numbers?
Numbers that are prime can't be multiples of 10. Multiples of 10 can't be odd.
What are the odd prime numbers under 20?
The odd prime numbers less than 20 are 3, 5, 7, 11, 13, 17, and 19.
What are the composite numbers up to 20?
The composite numbers up to 20 are 4,6,8,9,12,14,15,16,18 and 20.
A number between 11 and 20 that is both composite and odd?
15 is a composite number - it can be divided by 3 and 5. 11, 13, 17 and 19 are all prime numbers, not composite.
What are the first 20 odd numbers?
The first 20 odd numbers are: 13579111315171921232527293133353739.
Are 20-28 composite numbers?
Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.
