Of those, 5 is not composite.
The numbers 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39 and 40 are composite (including the boundaries).
The composite numbers greater than 20 and less than 40 are 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, and 39.
The composite numbers between 1 and 39 are: 4 6 8 9 10 12 14 15 16 18 20 21 22 24 25 26 27 28 30 32 33 34 35 36 38
20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
5
Composite numbers between 25 and 40 (excluding 25 and 40, which are also composite numbers), are: 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, and 39.
The numbers 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39 and 40 are composite (including the boundaries).
21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40.
The composite numbers greater than 20 and less than 40 are 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, and 39.
The composite numbers between 1 and 39 are: 4 6 8 9 10 12 14 15 16 18 20 21 22 24 25 26 27 28 30 32 33 34 35 36 38
21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
The odd composite numbers are 9, 15, 21, 25, 27, 33, 35, 39, 45, 49, 51, 55, 57, 63, 65, 69, 75, 81, 85, 87, 91, 93, 95, and 99.Composite numbers are those numbers that can be expressed as the product of any two integers greater than 1. So they are all numbers that are not prime numbers.9, 15, 21, 25, 27, 33, 35, 39, 45, 49,51, 55, 57, 63, 65, 69, 75, 77, 81, 85,87, 91, 93, 95, 99.
It is 37 which is a prime number because it has only two factors
20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40