Q: Is 505,100 a Prime Number?
A: No, 505,100 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 505100 can be evenly divided by 1 2 4 5 10 20 25 50 100 5,051 10,102 20,204 25,255 50,510 101,020 126,275 252,550 and 505,100, with no remainder.
Since 505,100 cannot be divided by just 1 and 505,100, it is not a prime number.