To determine if 8489 is a prime number or a composite number, we simply look at the factors for 8489.
If the factors of 8489 are only 8489 and 1, then we know that 8489 is a prime number. Otherwise, 8489 is a composite number.
To explain better, if 8489 is only divisible by 1 and 8489, then it is a prime number, and if 8489 is divisible by more than 8489 and 1, then it is a composite number.
The factors of 8489 are as follows:
1, 13, 653, 8489
Therefore, since 8489 is divisible by more than one and itself, the answer to the
question "Is 8489 prime or composite?" is highlighted in blue below.
composite
Is 8490 prime or composite?
OK. Now you know that 8489 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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