Q: Is 16,851 a Prime Number?
A: No, 16,851 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 16851 can be evenly divided by 1 3 41 123 137 411 5,617 and 16,851, with no remainder.
Since 16,851 cannot be divided by just 1 and 16,851, it is not a prime number.