Q: Is 28,006 a Prime Number?

A: No, 28,006 is not a prime number.

Why is 28,006 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 28006 can be evenly divided by 1 2 11 19 22 38 67 134 209 418 737 1,273 1,474 2,546 14,003 and 28,006, with no remainder.

Since 28,006 cannot be divided by just 1 and 28,006, it is not a prime number.

Number	28,004	28,005	28,007	28,008
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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