28 = 2 x 14 and so on
23 is prime
33 = 3 x 11
47 is prime
The only composite factor of 33 is 33.
26, 27, 28, 30, 32, 33, 34.
33 is a composite number. Its factors are 1, 3, 11, and 33.
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 next four composite numbers after 30 are 32, 33, 34 and 35.
They are all composite.
23 and 31 are prime numbers whereas 52 33 60 and 25 are composite numbers.
The only composite factor of 33 is 33.
26, 27, 28, 30, 32, 33, 34.
The 13th to 24th composite numbers are 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, and 36.
32, 33, 34, 35, 36, 38 and 39
33 is a composite number. Its factors are 1, 3, 11, and 33.
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.
25 26 27 28 30 32 33 34 35
1, 3, 11, 33
21 22 24 25 26 27 28 30 32 33
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).