To determine if 4142 is a prime number or a composite number, we simply look at the factors for 4142.
If the factors of 4142 are only 4142 and 1, then we know that 4142 is a prime number. Otherwise, 4142 is a composite number.
To explain better, if 4142 is only divisible by 1 and 4142, then it is a prime number, and if 4142 is divisible by more than 4142 and 1, then it is a composite number.
The factors of 4142 are as follows:
1, 2, 19, 38, 109, 218, 2071, 4142
Therefore, since 4142 is divisible by more than one and itself, the answer to the
question "Is 4142 prime or composite?" is highlighted in blue below.
composite
Is 4143 prime or composite?
OK. Now you know that 4142 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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