To determine if 7530 is a prime number or a composite number, we simply look at the factors for 7530.
If the factors of 7530 are only 7530 and 1, then we know that 7530 is a prime number. Otherwise, 7530 is a composite number.
To explain better, if 7530 is only divisible by 1 and 7530, then it is a prime number, and if 7530 is divisible by more than 7530 and 1, then it is a composite number.
The factors of 7530 are as follows:
1, 2, 3, 5, 6, 10, 15, 30, 251, 502, 753, 1255, 1506, 2510, 3765, 7530
Therefore, since 7530 is divisible by more than one and itself, the answer to the
question "Is 7530 prime or composite?" is highlighted in blue below.
composite
Is 7531 prime or composite?
OK. Now you know that 7530 is a composite number. Use our logic above and see if
you can figure out if the next number on our list is prime or composite before you check your answer.
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