Q: Is 501,604 a Prime Number?

A: No, 501,604 is not a prime number.

Why is 501,604 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 501604 can be evenly divided by 1 2 4 89 178 356 1,409 2,818 5,636 125,401 250,802 and 501,604, with no remainder.

Since 501,604 cannot be divided by just 1 and 501,604, it is not a prime number.

Number	501,602	501,603	501,605	501,606
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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