Q: Is 355,843 a Prime Number?
A: No, 355,843 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 355843 can be evenly divided by 1 521 683 and 355,843, with no remainder.
Since 355,843 cannot be divided by just 1 and 355,843, it is not a prime number.