Q: Is 20,007 a Prime Number?
A: No, 20,007 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 20007 can be evenly divided by 1 3 9 13 19 27 39 57 81 117 171 247 351 513 741 1,053 1,539 2,223 6,669 and 20,007, with no remainder.
Since 20,007 cannot be divided by just 1 and 20,007, it is not a prime number.