Unitary number (only factor is 1): 1
Prime numbers (only factors are 1 and itself): 2, 3, 5, 7, 11, 13, 17, 19, 23
Composite numbers: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24
There are 14 composite numbers that can be factored into smaller numbers other than 1.
There are 12 such numbers (excluding 24).
Six of them.
the prime numbers between 8 and 24 are 11, 13, 17, 19 and 23 so five
There are 5: 11,13,17,19,23
There are 24.
There are 3 composite numbers between 20 and 25. They are 21, 22, and 24.
There are infinitely many primes. There are 24 prime numbers between 1 and 100
There are 25 prime numbers between 1 and 100.
Four. 24 and its multiples.
24 numbers
-17-19All of the numbers between 13 and 24:Note= The italic numbers are composite. The bold numbers are prime.14151617181920212223
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