Q: Is 345,505 a Prime Number?
A: No, 345,505 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 345505 can be evenly divided by 1 5 43 215 1,607 8,035 69,101 and 345,505, with no remainder.
Since 345,505 cannot be divided by just 1 and 345,505, it is not a prime number.