Divisor 25923

To determine if any number is divisible by 25923, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 8641 - then it is divisible by 25923.

The following tests must pass:

• Test if a number is divisible by 3
• The "Allan Foster Test" for Divisibility by 8641

Easy!