Q: Is 321,675 a Prime Number?

A: No, 321,675 is not a prime number.

Why is 321,675 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 321675 can be evenly divided by 1 3 5 15 25 75 4,289 12,867 21,445 64,335 107,225 and 321,675, with no remainder.

Since 321,675 cannot be divided by just 1 and 321,675, it is not a prime number.

Number	321,673	321,674	321,676	321,677
Prime?	no	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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