Q: Is 501,668 a Prime Number?

A: No, 501,668 is not a prime number.

Why is 501,668 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 501668 can be evenly divided by 1 2 4 167 334 668 751 1,502 3,004 125,417 250,834 and 501,668, with no remainder.

Since 501,668 cannot be divided by just 1 and 501,668, it is not a prime number.

Number	501,666	501,667	501,669	501,670
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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