Q: Is 127,857 a Prime Number?
A: No, 127,857 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 127857 can be evenly divided by 1 3 17 23 51 69 109 327 391 1,173 1,853 2,507 5,559 7,521 42,619 and 127,857, with no remainder.
Since 127,857 cannot be divided by just 1 and 127,857, it is not a prime number.