Q: Is 820,507 a Prime Number?
A: No, 820,507 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 820507 can be evenly divided by 1 229 3,583 and 820,507, with no remainder.
Since 820,507 cannot be divided by just 1 and 820,507, it is not a prime number.