Q: Is 278,059 a Prime Number?
A: No, 278,059 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 278059 can be evenly divided by 1 109 2,551 and 278,059, with no remainder.
Since 278,059 cannot be divided by just 1 and 278,059, it is not a prime number.