Q: Is 216,739 a Prime Number?
A: No, 216,739 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 216739 can be evenly divided by 1 193 1,123 and 216,739, with no remainder.
Since 216,739 cannot be divided by just 1 and 216,739, it is not a prime number.