Divisor 13388

To determine if any number is divisible by 13388, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 4 and 3347 - then it is divisible by 13388.

The following tests must pass:

• Test if a number is divisible by 4
• The "Richard Leyton Test" for Divisibility by 3347

Easy!