Divisor 25255

To determine if any number is divisible by 25255, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 5 and 5051 - then it is divisible by 25255.

The following tests must pass:

• Test if a number is divisible by 5
• The "Tomasz Szwiega Test" for Divisibility by 5051

Easy!