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Divisibility Rules
Number | Rule |
---|---|
Divisible | Divides with NO REMAINDER |
2 | If the number is even. |
3 | If the sum of the digits is divisible by 3. (Can be done multiple times to the number.) |
4 | If the last two digits is divisible by 4. (There are other rules that may work faster.) |
5 | If the number ends in 5 or 0. |
6 | If the number is divisible by 2 and 3. |
8 | If the last three digits is divisible by 8. |
9 | If the sum of the digits is divisible by 9. (Can be done multiple times to the number.) |
10 | If the number ends in 0 |
12 | If the number is divisible by 3 and 4. |