Divisor 21653

To determine if any number is divisible by 21653, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 59 and 367 - then it is divisible by 21653.

The following tests must pass:

• Test if a number is divisible by 59
• Test if a number is divisible by 367

Easy!