Q: Is 345,705 a Prime Number?
A: No, 345,705 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 345705 can be evenly divided by 1 3 5 15 19 57 95 285 1,213 3,639 6,065 18,195 23,047 69,141 115,235 and 345,705, with no remainder.
Since 345,705 cannot be divided by just 1 and 345,705, it is not a prime number.