Q: Is 438,278 a Prime Number?
A: No, 438,278 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 438278 can be evenly divided by 1 2 31 62 7,069 14,138 219,139 and 438,278, with no remainder.
Since 438,278 cannot be divided by just 1 and 438,278, it is not a prime number.