Divisor 28947

To determine if any number is divisible by 28947, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 9649 - then it is divisible by 28947.

The following tests must pass:

• Test if a number is divisible by 3
• The "Ramon Braunwarth Test" for Divisibility by 9649

Easy!