Q: Is 355,105 a Prime Number?
A: No, 355,105 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 355105 can be evenly divided by 1 5 29 31 79 145 155 395 899 2,291 2,449 4,495 11,455 12,245 71,021 and 355,105, with no remainder.
Since 355,105 cannot be divided by just 1 and 355,105, it is not a prime number.