Q: Is 213,165 a Prime Number?
A: No, 213,165 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 213165 can be evenly divided by 1 3 5 9 15 27 45 135 1,579 4,737 7,895 14,211 23,685 42,633 71,055 and 213,165, with no remainder.
Since 213,165 cannot be divided by just 1 and 213,165, it is not a prime number.