Q: Is 204,500 a Prime Number?
A: No, 204,500 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 204500 can be evenly divided by 1 2 4 5 10 20 25 50 100 125 250 409 500 818 1,636 2,045 4,090 8,180 10,225 20,450 40,900 51,125 102,250 and 204,500, with no remainder.
Since 204,500 cannot be divided by just 1 and 204,500, it is not a prime number.