Q: Is 978,345 a Prime Number?

A: No, 978,345 is not a prime number.

Why is 978,345 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 978345 can be evenly divided by 1 3 5 9 15 27 45 135 7,247 21,741 36,235 65,223 108,705 195,669 326,115 and 978,345, with no remainder.

Since 978,345 cannot be divided by just 1 and 978,345, it is not a prime number.

Number	978,343	978,344	978,346	978,347
Prime?	yes	no	no	yes

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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