Q: Is 550,628 a Prime Number?
A: No, 550,628 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 550628 can be evenly divided by 1 2 4 13 26 52 10,589 21,178 42,356 137,657 275,314 and 550,628, with no remainder.
Since 550,628 cannot be divided by just 1 and 550,628, it is not a prime number.