Q: Is 501,550 a Prime Number?
A: No, 501,550 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 501550 can be evenly divided by 1 2 5 7 10 14 25 35 50 70 175 350 1,433 2,866 7,165 10,031 14,330 20,062 35,825 50,155 71,650 100,310 250,775 and 501,550, with no remainder.
Since 501,550 cannot be divided by just 1 and 501,550, it is not a prime number.