Q: Is 678,248 a Prime Number?
A: No, 678,248 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 678248 can be evenly divided by 1 2 4 8 149 298 569 596 1,138 1,192 2,276 4,552 84,781 169,562 339,124 and 678,248, with no remainder.
Since 678,248 cannot be divided by just 1 and 678,248, it is not a prime number.