Q: Is 820,001 a Prime Number?
A: No, 820,001 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 820001 can be evenly divided by 1 7 13 91 9,011 63,077 117,143 and 820,001, with no remainder.
Since 820,001 cannot be divided by just 1 and 820,001, it is not a prime number.