Divisor 20637

To determine if any number is divisible by 20637, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 9 and 2293 - then it is divisible by 20637.

The following tests must pass:

• Test if a number is divisible by 9
• The "mike bennett Test" for Divisibility by 2293

Easy!