Q: Is 278,246 a Prime Number?
A: No, 278,246 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 278246 can be evenly divided by 1 2 139,123 and 278,246, with no remainder.
Since 278,246 cannot be divided by just 1 and 278,246, it is not a prime number.