Q: Is 550,678 a Prime Number?
A: No, 550,678 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 550678 can be evenly divided by 1 2 275,339 and 550,678, with no remainder.
Since 550,678 cannot be divided by just 1 and 550,678, it is not a prime number.