To determine if 7828 is a prime number or a composite number, we simply look at the factors for 7828.
If the factors of 7828 are only 7828 and 1, then we know that 7828 is a prime number. Otherwise, 7828 is a composite number.
To explain better, if 7828 is only divisible by 1 and 7828, then it is a prime number, and if 7828 is divisible by more than 7828 and 1, then it is a composite number.
The factors of 7828 are as follows:
1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828
Therefore, since 7828 is divisible by more than one and itself, the answer to the
question "Is 7828 prime or composite?" is highlighted in blue below.
composite
Is 7829 prime or composite?
OK. Now you know that 7828 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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