Divisor 28071

To determine if any number is divisible by 28071, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 9 and 3119 - then it is divisible by 28071.

The following tests must pass:

• Test if a number is divisible by 9
• The "Rohan Sawhney Test" for Divisibility by 3119

Easy!