Divisor 13556

To determine if any number is divisible by 13556, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 4 and 3389 - then it is divisible by 13556.

The following tests must pass:

• Test if a number is divisible by 4
• The "Bob Test" for Divisibility by 3389

Easy!