To determine if 8578 is a prime number or a composite number, we simply look at the factors for 8578.
If the factors of 8578 are only 8578 and 1, then we know that 8578 is a prime number. Otherwise, 8578 is a composite number.
To explain better, if 8578 is only divisible by 1 and 8578, then it is a prime number, and if 8578 is divisible by more than 8578 and 1, then it is a composite number.
The factors of 8578 are as follows:
1, 2, 4289, 8578
Therefore, since 8578 is divisible by more than one and itself, the answer to the
question "Is 8578 prime or composite?" is highlighted in blue below.
composite
Is 8579 prime or composite?
OK. Now you know that 8578 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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