Divisor 20459

To determine if any number is divisible by 20459, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 41 and 499 - then it is divisible by 20459.

The following tests must pass:

• Test if a number is divisible by 41
• Test if a number is divisible by 499

Easy!