Q: Is 28,567 a Prime Number?

A: No, 28,567 is not a prime number.

Why is 28,567 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 28567 can be evenly divided by 1 7 11 49 53 77 371 539 583 2,597 4,081 and 28,567, with no remainder.

Since 28,567 cannot be divided by just 1 and 28,567, it is not a prime number.

Number	28,565	28,566	28,568	28,569
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).

General Questions

Factoring Questions

Calculation Questions

Miscellaneous Questions