Q: Is 802,540 a Prime Number?
A: No, 802,540 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 802540 can be evenly divided by 1 2 4 5 10 20 40,127 80,254 160,508 200,635 401,270 and 802,540, with no remainder.
Since 802,540 cannot be divided by just 1 and 802,540, it is not a prime number.