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_name_53 (base_pairs INTEGER, genes VARCHAR)
### Question:
What is the average number of base pairs with 784 genes?
### Answer:
SELECT AVG(base_pairs) FROM table_name_53 WHERE genes = 784