Q: Is 221,065 a Prime Number?
A: No, 221,065 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 221065 can be evenly divided by 1 5 13 19 65 95 179 247 895 1,235 2,327 3,401 11,635 17,005 44,213 and 221,065, with no remainder.
Since 221,065 cannot be divided by just 1 and 221,065, it is not a prime number.