Q: Is 221,169 a Prime Number?
A: No, 221,169 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 221169 can be evenly divided by 1 3 13 39 53 107 159 321 689 1,391 2,067 4,173 5,671 17,013 73,723 and 221,169, with no remainder.
Since 221,169 cannot be divided by just 1 and 221,169, it is not a prime number.