Q: Is 505,450 a Prime Number?
A: No, 505,450 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 505450 can be evenly divided by 1 2 5 10 11 22 25 50 55 110 275 550 919 1,838 4,595 9,190 10,109 20,218 22,975 45,950 50,545 101,090 252,725 and 505,450, with no remainder.
Since 505,450 cannot be divided by just 1 and 505,450, it is not a prime number.