Q: Is 278,342 a Prime Number?
A: No, 278,342 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 278342 can be evenly divided by 1 2 29 58 4,799 9,598 139,171 and 278,342, with no remainder.
Since 278,342 cannot be divided by just 1 and 278,342, it is not a prime number.