To determine if 1823 is a prime number or a composite number, we simply look at the factors for 1823.
If the factors of 1823 are only 1823 and 1, then we know that 1823 is a prime number. Otherwise, 1823 is a composite number.
To explain better, if 1823 is only divisible by 1 and 1823, then it is a prime number, and if 1823 is divisible by more than 1823 and 1, then it is a composite number.
The factors of 1823 are as follows:
1, 1823
Therefore, since 1823 is divisible by only one and itself, the answer to the
question "Is 1823 prime or composite?" is highlighted in blue below.
prime
Is 1824 prime or composite?
OK. Now you know that 1823 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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