Q: Is 21,240,403 a Composite Number?
A: No, 21,240,403 is not a composite number; it is a prime number.
The number 21,240,403 can be evenly divided by 1 and 21,240,403, with no remainder.
Since 21,240,403 can be divided by just 1 and 21,240,403, it is not a composite number.
Number | 21,240,401 | 21,240,402 | 21,240,404 | 21,240,405 |
Composite? | yes | yes | yes | yes |