Divisor 19724

To determine if any number is divisible by 19724, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 4 and 4931 - then it is divisible by 19724.

The following tests must pass:

• Test if a number is divisible by 4
• The "Tim Test" for Divisibility by 4931

Easy!