Definition: In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
Input: [-75, -52.872, 5, -11.258, 69.402, -4.023, 69, 19.17, 6.204]

[-75, 5, 69]