Q: Is 28,231 a Prime Number?

A: No, 28,231 is not a prime number.

Why is 28,231 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 28231 can be evenly divided by 1 7 37 109 259 763 4,033 and 28,231, with no remainder.

Since 28,231 cannot be divided by just 1 and 28,231, it is not a prime number.

Number	28,229	28,230	28,232	28,233
Prime?	yes	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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