To determine if 1881 is a prime number or a composite number, we simply look at the factors for 1881.
If the factors of 1881 are only 1881 and 1, then we know that 1881 is a prime number. Otherwise, 1881 is a composite number.
To explain better, if 1881 is only divisible by 1 and 1881, then it is a prime number, and if 1881 is divisible by more than 1881 and 1, then it is a composite number.
The factors of 1881 are as follows:
1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881
Therefore, since 1881 is divisible by more than one and itself, the answer to the
question "Is 1881 prime or composite?" is highlighted in blue below.
composite
Is 1882 prime or composite?
OK. Now you know that 1881 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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