Q: Is 821,285 a Prime Number?
A: No, 821,285 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 821285 can be evenly divided by 1 5 83 415 1,979 9,895 164,257 and 821,285, with no remainder.
Since 821,285 cannot be divided by just 1 and 821,285, it is not a prime number.