Q: Is 420,824 a Prime Number?
A: No, 420,824 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 420824 can be evenly divided by 1 2 4 8 41 82 164 328 1,283 2,566 5,132 10,264 52,603 105,206 210,412 and 420,824, with no remainder.
Since 420,824 cannot be divided by just 1 and 420,824, it is not a prime number.