Q: Is 2,167,155 a Prime Number?
A: No, 2,167,155 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 2167155 can be evenly divided by 1 3 5 9 15 27 45 81 135 405 5,351 16,053 26,755 48,159 80,265 144,477 240,795 433,431 722,385 and 2,167,155, with no remainder.
Since 2,167,155 cannot be divided by just 1 and 2,167,155, it is not a prime number.