Q: Is 231,856 a Prime Number?
A: No, 231,856 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 231856 can be evenly divided by 1 2 4 8 16 43 86 172 337 344 674 688 1,348 2,696 5,392 14,491 28,982 57,964 115,928 and 231,856, with no remainder.
Since 231,856 cannot be divided by just 1 and 231,856, it is not a prime number.