Q: Is 204,420 a Prime Number?
A: No, 204,420 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 204420 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 3,407 6,814 10,221 13,628 17,035 20,442 34,070 40,884 51,105 68,140 102,210 and 204,420, with no remainder.
Since 204,420 cannot be divided by just 1 and 204,420, it is not a prime number.