Q: Is 428,002 a Prime Number?

A: No, 428,002 is not a prime number.

Why is 428,002 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 428002 can be evenly divided by 1 2 173 346 1,237 2,474 214,001 and 428,002, with no remainder.

Since 428,002 cannot be divided by just 1 and 428,002, it is not a prime number.

Number	428,000	428,001	428,003	428,004
Prime?	no	no	yes	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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