To determine if 1229 is a prime number or a composite number, we simply look at the factors for 1229.
If the factors of 1229 are only 1229 and 1, then we know that 1229 is a prime number. Otherwise, 1229 is a composite number.
To explain better, if 1229 is only divisible by 1 and 1229, then it is a prime number, and if 1229 is divisible by more than 1229 and 1, then it is a composite number.
The factors of 1229 are as follows:
1, 1229
Therefore, since 1229 is divisible by only one and itself, the answer to the
question "Is 1229 prime or composite?" is highlighted in blue below.
prime
Is 1230 prime or composite?
OK. Now you know that 1229 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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