Q: Is 384,921 a Prime Number?

A: No, 384,921 is not a prime number.

Why is 384,921 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 384921 can be evenly divided by 1 3 9 19 57 171 2,251 6,753 20,259 42,769 128,307 and 384,921, with no remainder.

Since 384,921 cannot be divided by just 1 and 384,921, it is not a prime number.

Number	384,919	384,920	384,922	384,923
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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