Divisibility
Divisibility
| Divisor | Test |
|---|---|
| 2 | Last digit even |
| 3 | Sum of digits divisible by 3 |
| 4 | Last two digits divisible by 4 |
| 5 | Last digit 0 or 5 |
| 6 | Divisible by 2 and 3 |
| 8 | Last three digits divisible by 8 |
| 9 | Sum of digits divisible by 9 |
| 10 | Last digit 0 |
| 11 | Difference of alternate digit sums is 0 or multiple of 11 |
| 12 | Divisible by 3 and 4 |
| 15 | Divisible by 3 and 5 |