Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_24223834_3 (no_in_series VARCHAR, us_viewers__in_millions_ VARCHAR)
### Question:
What episode number in the series had 2.528 million u.s. viewers?
### Answer:
SELECT no_in_series FROM table_24223834_3 WHERE us_viewers__in_millions_ = "2.528"