Q: Is 245,505 a Prime Number?
A: No, 245,505 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 245505 can be evenly divided by 1 3 5 13 15 39 65 195 1,259 3,777 6,295 16,367 18,885 49,101 81,835 and 245,505, with no remainder.
Since 245,505 cannot be divided by just 1 and 245,505, it is not a prime number.