Q: Is 550,564 a Prime Number?
A: No, 550,564 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 550564 can be evenly divided by 1 2 4 7 14 28 49 53 98 106 196 212 371 742 1,484 2,597 2,809 5,194 5,618 10,388 11,236 19,663 39,326 78,652 137,641 275,282 and 550,564, with no remainder.
Since 550,564 cannot be divided by just 1 and 550,564, it is not a prime number.