Q: Is 42,586 a Prime Number?
A: No, 42,586 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 42586 can be evenly divided by 1 2 107 199 214 398 21,293 and 42,586, with no remainder.
Since 42,586 cannot be divided by just 1 and 42,586, it is not a prime number.