What is the production number for episode 23?
CREATE TABLE table_26287 (
    "Episode #" real,
    "Prod #" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Originalairdate" text,
    "Filmed" text
)
SELECT MIN("Prod #") FROM table_26287 WHERE "Episode #" = '23'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the production number for episode 23? ### Input: CREATE TABLE table_26287 (
    "Episode #" real,
    "Prod #" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Originalairdate" text,
    "Filmed" text
) ### Response: SELECT MIN("Prod #") FROM table_26287 WHERE "Episode #" = '23'