Divisor 28787

To determine if any number is divisible by 28787, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 11 and 2617 - then it is divisible by 28787.

The following tests must pass:

• Test if a number is divisible by 11
• The "justin brown Test" for Divisibility by 2617

Easy!