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: ['1183', '5033', 'Q', '9829', '5287', 'K', '5649', 'L', '8283', 'i', '5095', 'y', 'C', 'o', '609', '8579', '6073', 'L', '9751', '8733', 'e']

1183, 5033, 17, 9829, 5287, 11, 5649, 12, 8283, 9, 5095, 25, 3, 15, 609, 8579, 6073, 12, 9751, 8733, 5