Q: Is 857,923 a Prime Number?
A: No, 857,923 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 857923 can be evenly divided by 1 11 23 253 3,391 37,301 77,993 and 857,923, with no remainder.
Since 857,923 cannot be divided by just 1 and 857,923, it is not a prime number.