Divisor 19419

To determine if any number is divisible by 19419, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 3 and 6473 - then it is divisible by 19419.

The following tests must pass:

• Test if a number is divisible by 3
• The "Tom Determan Test" for Divisibility by 6473

Easy!