Q: Is 857,981 a Prime Number?
A: Yes, 857,981 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 857981 can be evenly divided by 1 and 857,981, with no remainder.
Since 857,981 can be divided by just 1 and 857,981, it is a prime number.