Q: Is 820,616 a Prime Number?
A: No, 820,616 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 820616 can be evenly divided by 1 2 4 8 67 134 268 536 1,531 3,062 6,124 12,248 102,577 205,154 410,308 and 820,616, with no remainder.
Since 820,616 cannot be divided by just 1 and 820,616, it is not a prime number.