Q: Is 509,800 a Prime Number?
A: No, 509,800 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 509800 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 200 2,549 5,098 10,196 12,745 20,392 25,490 50,980 63,725 101,960 127,450 254,900 and 509,800, with no remainder.
Since 509,800 cannot be divided by just 1 and 509,800, it is not a prime number.