Q: Is 978,999 a Prime Number?
A: No, 978,999 is 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 978999 can be evenly divided by 1 3 7 21 46,619 139,857 326,333 and 978,999, with no remainder.
Since 978,999 cannot be divided by just 1 and 978,999, it is not a prime number.