Q: Is 100,009 a Prime Number?
A: No, 100,009 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 100009 can be evenly divided by 1 7 13 49 91 157 637 1,099 2,041 7,693 14,287 and 100,009, with no remainder.
Since 100,009 cannot be divided by just 1 and 100,009, it is not a prime number.