Q: Is 23,859 a Prime Number?
A: No, 23,859 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 23859 can be evenly divided by 1 3 9 11 33 99 241 723 2,169 2,651 7,953 and 23,859, with no remainder.
Since 23,859 cannot be divided by just 1 and 23,859, it is not a prime number.