Q: Is 820,535 a Prime Number?
A: No, 820,535 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 820535 can be evenly divided by 1 5 379 433 1,895 2,165 164,107 and 820,535, with no remainder.
Since 820,535 cannot be divided by just 1 and 820,535, it is not a prime number.