Divisor 23479

To determine if any number is divisible by 23479, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 53 and 443 - then it is divisible by 23479.

The following tests must pass:

• Test if a number is divisible by 53
• Test if a number is divisible by 443

Easy!