Q: Is 245,865 a Prime Number?
A: No, 245,865 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 245865 can be evenly divided by 1 3 5 15 37 111 185 443 555 1,329 2,215 6,645 16,391 49,173 81,955 and 245,865, with no remainder.
Since 245,865 cannot be divided by just 1 and 245,865, it is not a prime number.