Q: Is 191,009 a Prime Number?
A: No, 191,009 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 191009 can be evenly divided by 1 7 13 91 2,099 14,693 27,287 and 191,009, with no remainder.
Since 191,009 cannot be divided by just 1 and 191,009, it is not a prime number.