To determine if 8539 is a prime number or a composite number, we simply look at the factors for 8539.
If the factors of 8539 are only 8539 and 1, then we know that 8539 is a prime number. Otherwise, 8539 is a composite number.
To explain better, if 8539 is only divisible by 1 and 8539, then it is a prime number, and if 8539 is divisible by more than 8539 and 1, then it is a composite number.
The factors of 8539 are as follows:
1, 8539
Therefore, since 8539 is divisible by only one and itself, the answer to the
question "Is 8539 prime or composite?" is highlighted in blue below.
prime
Is 8540 prime or composite?
OK. Now you know that 8539 is a prime 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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