Q: Is 143,255 a Prime Number?
A: No, 143,255 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 143255 can be evenly divided by 1 5 7 35 4,093 20,465 28,651 and 143,255, with no remainder.
Since 143,255 cannot be divided by just 1 and 143,255, it is not a prime number.