To determine if 1657 is a prime number or a composite number, we simply look at the factors for 1657.
If the factors of 1657 are only 1657 and 1, then we know that 1657 is a prime number. Otherwise, 1657 is a composite number.
To explain better, if 1657 is only divisible by 1 and 1657, then it is a prime number, and if 1657 is divisible by more than 1657 and 1, then it is a composite number.
The factors of 1657 are as follows:
1, 1657
Therefore, since 1657 is divisible by only one and itself, the answer to the
question "Is 1657 prime or composite?" is highlighted in blue below.
prime
Is 1658 prime or composite?
OK. Now you know that 1657 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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