To determine if 7278 is a prime number or a composite number, we simply look at the factors for 7278.
If the factors of 7278 are only 7278 and 1, then we know that 7278 is a prime number. Otherwise, 7278 is a composite number.
To explain better, if 7278 is only divisible by 1 and 7278, then it is a prime number, and if 7278 is divisible by more than 7278 and 1, then it is a composite number.
The factors of 7278 are as follows:
1, 2, 3, 6, 1213, 2426, 3639, 7278
Therefore, since 7278 is divisible by more than one and itself, the answer to the
question "Is 7278 prime or composite?" is highlighted in blue below.
composite
Is 7279 prime or composite?
OK. Now you know that 7278 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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