Q: Is 978,689 a Prime Number?

A: Yes, 978,689 is a prime number.

Why is 978,689 a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 978689 can be evenly divided by 1 and 978,689, with no remainder.

Since 978,689 can be divided by just 1 and 978,689, it is a prime number.

Number	978,687	978,688	978,690	978,691
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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