Q: Is 978,170 a Prime Number?

A: No, 978,170 is not a prime number.

Why is 978,170 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 978170 can be evenly divided by 1 2 5 10 29 58 145 290 3,373 6,746 16,865 33,730 97,817 195,634 489,085 and 978,170, with no remainder.

Since 978,170 cannot be divided by just 1 and 978,170, it is not a prime number.

Number	978,168	978,169	978,171	978,172
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).

General Questions

Factoring Questions

Calculation Questions

Miscellaneous Questions