To determine if 1213 is a prime number or a composite number, we simply look at the factors for 1213.
If the factors of 1213 are only 1213 and 1, then we know that 1213 is a prime number. Otherwise, 1213 is a composite number.
To explain better, if 1213 is only divisible by 1 and 1213, then it is a prime number, and if 1213 is divisible by more than 1213 and 1, then it is a composite number.
The factors of 1213 are as follows:
1, 1213
Therefore, since 1213 is divisible by only one and itself, the answer to the
question "Is 1213 prime or composite?" is highlighted in blue below.
prime
Is 1214 prime or composite?
OK. Now you know that 1213 is a prime 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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