Q: Is 21,040,009 a Prime Number?
A: No, 21,040,009 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 21040009 can be evenly divided by 1 23 914,783 and 21,040,009, with no remainder.
Since 21,040,009 cannot be divided by just 1 and 21,040,009, it is not a prime number.
Number | 21,040,007 | 21,040,008 | 21,040,010 | 21,040,011 |
Prime? | yes | no | no | no |