Q: Is 217,842 a Prime Number?
A: No, 217,842 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 217842 can be evenly divided by 1 2 3 6 36,307 72,614 108,921 and 217,842, with no remainder.
Since 217,842 cannot be divided by just 1 and 217,842, it is not a prime number.