Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['4511', '2647', '8485', '4233', 'c', '7567', 'Q', 'c', 'w', 'a', '6265', '4881', '8531', 'N']

4511, 2647, 8485, 4233, 3, 7567, 17, 3, 23, 1, 6265, 4881, 8531, 14