Divisor 27563

To determine if any number is divisible by 27563, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 43 and 641 - then it is divisible by 27563.

The following tests must pass:

• Test if a number is divisible by 43
• Test if a number is divisible by 641

Easy!