Q: Is 21,049 a Prime Number?
A: No, 21,049 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 21049 can be evenly divided by 1 7 31 97 217 679 3,007 and 21,049, with no remainder.
Since 21,049 cannot be divided by just 1 and 21,049, it is not a prime number.