To determine if 8487 is a prime number or a composite number, we simply look at the factors for 8487.
If the factors of 8487 are only 8487 and 1, then we know that 8487 is a prime number. Otherwise, 8487 is a composite number.
To explain better, if 8487 is only divisible by 1 and 8487, then it is a prime number, and if 8487 is divisible by more than 8487 and 1, then it is a composite number.
The factors of 8487 are as follows:
1, 3, 9, 23, 41, 69, 123, 207, 369, 943, 2829, 8487
Therefore, since 8487 is divisible by more than one and itself, the answer to the
question "Is 8487 prime or composite?" is highlighted in blue below.
composite
Is 8488 prime or composite?
OK. Now you know that 8487 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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