Divisor 28293

To determine if any number is divisible by 28293, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 9431 - then it is divisible by 28293.

The following tests must pass:

• Test if a number is divisible by 3
• The "Michael Brown Test" for Divisibility by 9431

Easy!