Divisor 21790
- Prime Number:
 - No
 
Test for Divisibility by 21790
To determine if any number is divisible by 21790, you must apply 3 tests successively. If all of them 'pass' - that is, if your number is divisible by 2 and 5 and 2179 - then it is divisible by 21790.
The following tests must pass:
- Test if a number is divisible by 2
 - Test if a number is divisible by 5
 - The "Martin Holmström Test" for Divisibility by 2179
 
Easy!