Divisor 22809

To determine if any number is divisible by 22809, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 7603 - then it is divisible by 22809.

The following tests must pass:

• Test if a number is divisible by 3
• The "Joachim Bergt Test" for Divisibility by 7603

Easy!