Q: Is 557,142 a Prime Number?
A: No, 557,142 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 557142 can be evenly divided by 1 2 3 6 92,857 185,714 278,571 and 557,142, with no remainder.
Since 557,142 cannot be divided by just 1 and 557,142, it is not a prime number.