Q: Is 671,142 a Prime Number?
A: No, 671,142 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 671142 can be evenly divided by 1 2 3 6 111,857 223,714 335,571 and 671,142, with no remainder.
Since 671,142 cannot be divided by just 1 and 671,142, it is not a prime number.