Q: Is 550 a Prime Number?
A: No, 550 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 550 can be evenly divided by 1 2 5 10 11 22 25 50 55 110 275 and 550, with no remainder.
Since 550 cannot be divided by just 1 and 550, it is not a prime number.