Q: Is 978,440 a Prime Number?

 A: No, 978,440 is not a prime number.

Why is 978,440 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 978440 can be evenly divided by 1 2 4 5 8 10 20 40 61 122 244 305 401 488 610 802 1,220 1,604 2,005 2,440 3,208 4,010 8,020 16,040 24,461 48,922 97,844 122,305 195,688 244,610 489,220 and 978,440, with no remainder.

Since 978,440 cannot be divided by just 1 and 978,440, it is not a prime number.


More Examples

Number 978,438978,439978,441978,442
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 978,440:


Ask a Question