The numbers 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54 and 55 are composite (including the boundaries).
27 and 55 are composite numbers but 13 is a prime number
composite numbers 30-40
30,32,33,34,35,36,38,39,40 are the composite numbers between 30 and 40. Composite numbers are numbers that are not prime numbers.
30 and 135 both are composite numbers. 30 and 135 both are divided by 5 and 3.
No two (or more) composite numbers can multiply to 30.
There are 18 composite numbers up to and including 30
There are no composite numbers between 30 and 31. 30 and 31 are consecutive numbers with no whole numbers between them.
10, 22, 55, 110 are the composite factors of 110.
21, 55, 77, and 93 are composite numbers. 23 is a prime.
11, 13, 17, 19, 23, 29 are the primes between 10 and 30 so the composite numbers are all the others. 12,14,15,16,18,20,21,22,24,25,26,27,28, and 30 are the composite numbers between 10 and 30.
The composite numbers between 30 and 60 are 30, 32, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 60
The next four composite numbers after 30 are 32, 33, 34 and 35.