Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_14845640_1 (production_code INTEGER, us_viewers__millions_ VARCHAR)

### Question ###
Namw the minimum production code for 16.04 million viewers

### Accurate SQL ###

SELECT MIN(production_code) FROM table_14845640_1 WHERE us_viewers__millions_ = "16.04"