To determine if 8378 is a prime number or a composite number, we simply look at the factors for 8378.
If the factors of 8378 are only 8378 and 1, then we know that 8378 is a prime number. Otherwise, 8378 is a composite number.
To explain better, if 8378 is only divisible by 1 and 8378, then it is a prime number, and if 8378 is divisible by more than 8378 and 1, then it is a composite number.
The factors of 8378 are as follows:
1, 2, 59, 71, 118, 142, 4189, 8378
Therefore, since 8378 is divisible by more than one and itself, the answer to the
question "Is 8378 prime or composite?" is highlighted in blue below.
composite
Is 8379 prime or composite?
OK. Now you know that 8378 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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