To determine if 7438 is a prime number or a composite number, we simply look at the factors for 7438.
If the factors of 7438 are only 7438 and 1, then we know that 7438 is a prime number. Otherwise, 7438 is a composite number.
To explain better, if 7438 is only divisible by 1 and 7438, then it is a prime number, and if 7438 is divisible by more than 7438 and 1, then it is a composite number.
The factors of 7438 are as follows:
1, 2, 3719, 7438
Therefore, since 7438 is divisible by more than one and itself, the answer to the
question "Is 7438 prime or composite?" is highlighted in blue below.
composite
Is 7439 prime or composite?
OK. Now you know that 7438 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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