Q: Is 499,821 a Prime Number?

A: No, 499,821 is not a prime number.

Why is 499,821 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 499821 can be evenly divided by 1 3 7 21 23,801 71,403 166,607 and 499,821, with no remainder.

Since 499,821 cannot be divided by just 1 and 499,821, it is not a prime number.

Number	499,819	499,820	499,822	499,823
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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