Divisor 13371

To determine if any number is divisible by 13371, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 4457 - then it is divisible by 13371.

The following tests must pass:

• Test if a number is divisible by 3
• The "Amit Bueno Test" for Divisibility by 4457

Easy!