Q: Is 256,959 a Prime Number?
A: No, 256,959 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 256959 can be evenly divided by 1 3 9 27 31 93 279 307 837 921 2,763 8,289 9,517 28,551 85,653 and 256,959, with no remainder.
Since 256,959 cannot be divided by just 1 and 256,959, it is not a prime number.