To determine if 8221 is a prime number or a composite number, we simply look at the factors for 8221.
If the factors of 8221 are only 8221 and 1, then we know that 8221 is a prime number. Otherwise, 8221 is a composite number.
To explain better, if 8221 is only divisible by 1 and 8221, then it is a prime number, and if 8221 is divisible by more than 8221 and 1, then it is a composite number.
The factors of 8221 are as follows:
1, 8221
Therefore, since 8221 is divisible by only one and itself, the answer to the
question "Is 8221 prime or composite?" is highlighted in blue below.
prime
Is 8222 prime or composite?
OK. Now you know that 8221 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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