The composite numbers between 20 and 30 are:
20 21 22 24 25 26 27 28 30
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The composite numbers between 20 and 30 are: 20 21 22 24 25 26 27 28 30
The composite numbers between 20 and 30 are 21, 22, 24, 25, 26, 27, and 28.
All of them except 23 and 29 which are prime numbers
173, excluding the two end-points.
All of them except 23 and 29 which are prime numbers