Q: Is 21,424,239 a Prime Number?
A: No, 21,424,239 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 21424239 can be evenly divided by 1 3 9 2,380,471 7,141,413 and 21,424,239, with no remainder.
Since 21,424,239 cannot be divided by just 1 and 21,424,239, it is not a prime number.
Number | 21,424,237 | 21,424,238 | 21,424,240 | 21,424,241 |
Prime? | no | no | no | yes |