Q: Is 42,873 a Prime Number?
A: No, 42,873 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 42873 can be evenly divided by 1 3 31 93 461 1,383 14,291 and 42,873, with no remainder.
Since 42,873 cannot be divided by just 1 and 42,873, it is not a prime number.