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: ['601', 'Q', 'T', 'Z', 'M', '8463', '4573', 'Z', '9089', '8093', 'C', '743', 'O', 'k', '5189', 'V', 'V', '9321', 'P', '2483', '7759', 'L', '1171', '2881', 'V', '7', 'm', '2451', 'J', '5951', 'P', 'E', 'm', '5607', 'd', '2791', '4053']

601, 17, 20, 26, 13, 8463, 4573, 26, 9089, 8093, 3, 743, 15, 11, 5189, 22, 22, 9321, 16, 2483, 7759, 12, 1171, 2881, 22, 7, 13, 2451, 10, 5951, 16, 5, 13, 5607, 4, 2791, 4053