Q: Is 143,142 a Prime Number?
A: No, 143,142 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 143142 can be evenly divided by 1 2 3 6 23,857 47,714 71,571 and 143,142, with no remainder.
Since 143,142 cannot be divided by just 1 and 143,142, it is not a prime number.