Q: Is 510,020 a Prime Number?
A: No, 510,020 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 510020 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 3,643 7,286 14,572 18,215 25,501 36,430 51,002 72,860 102,004 127,505 255,010 and 510,020, with no remainder.
Since 510,020 cannot be divided by just 1 and 510,020, it is not a prime number.