Q: Is 820,242 a Prime Number?
A: No, 820,242 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 820242 can be evenly divided by 1 2 3 6 9 18 45,569 91,138 136,707 273,414 410,121 and 820,242, with no remainder.
Since 820,242 cannot be divided by just 1 and 820,242, it is not a prime number.