Q: Is 218,109 a Prime Number?
A: No, 218,109 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 218109 can be evenly divided by 1 3 23 29 69 87 109 327 667 2,001 2,507 3,161 7,521 9,483 72,703 and 218,109, with no remainder.
Since 218,109 cannot be divided by just 1 and 218,109, it is not a prime number.