Q: Is 279,320 a Prime Number?
A: No, 279,320 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 279320 can be evenly divided by 1 2 4 5 8 10 20 40 6,983 13,966 27,932 34,915 55,864 69,830 139,660 and 279,320, with no remainder.
Since 279,320 cannot be divided by just 1 and 279,320, it is not a prime number.