Q: Is 802,420 a Prime Number?
A: No, 802,420 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 802420 can be evenly divided by 1 2 4 5 10 20 53 106 212 265 530 757 1,060 1,514 3,028 3,785 7,570 15,140 40,121 80,242 160,484 200,605 401,210 and 802,420, with no remainder.
Since 802,420 cannot be divided by just 1 and 802,420, it is not a prime number.