Q: Is 978,140 a Prime Number?

A: No, 978,140 is not a prime number.

Why is 978,140 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 978140 can be evenly divided by 1 2 4 5 10 20 48,907 97,814 195,628 244,535 489,070 and 978,140, with no remainder.

Since 978,140 cannot be divided by just 1 and 978,140, it is not a prime number.

Number	978,138	978,139	978,141	978,142
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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