Q: Is 279,359 a Prime Number?
A: No, 279,359 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 279359 can be evenly divided by 1 257 1,087 and 279,359, with no remainder.
Since 279,359 cannot be divided by just 1 and 279,359, it is not a prime number.