Divisor 18020

Prime Number:
No

Test for Divisibility by 18020

To determine if any number is divisible by 18020, you must apply 4 tests successively. If all of them 'pass' - that is, if your number is divisible by 4 and 5 and 17 and 53 - then it is divisible by 18020.

The following tests must pass:

Easy!