To determine if 1237 is a prime number or a composite number, we simply look at the factors for 1237.
If the factors of 1237 are only 1237 and 1, then we know that 1237 is a prime number. Otherwise, 1237 is a composite number.
To explain better, if 1237 is only divisible by 1 and 1237, then it is a prime number, and if 1237 is divisible by more than 1237 and 1, then it is a composite number.
The factors of 1237 are as follows:
1, 1237
Therefore, since 1237 is divisible by only one and itself, the answer to the
question "Is 1237 prime or composite?" is highlighted in blue below.
prime
Is 1238 prime or composite?
OK. Now you know that 1237 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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