Q: Is 72,000,021 a Prime Number?
A: No, 72,000,021 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 72000021 can be evenly divided by 1 3 89 267 269,663 808,989 24,000,007 and 72,000,021, with no remainder.
Since 72,000,021 cannot be divided by just 1 and 72,000,021, it is not a prime number.
| Number | 72,000,019 | 72,000,020 | 72,000,022 | 72,000,023 |
| Prime? | no | no | no | no |