Divisor 15097

To determine if any number is divisible by 15097, you must apply 2 tests successively. If all of them 'pass' - that is, if your number is divisible by 31 and 487 - then it is divisible by 15097.

The following tests must pass:

• Test if a number is divisible by 31
• Test if a number is divisible by 487

Easy!