Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| # | Title | Director | Writer(s) | Original air date | Production Code | U.S. viewers (millions) |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | "I'm Gonna Love College" | Adam Bernstein | Tom Fontana , Julie Martin | March29,2006 | 476291 | 2.000 |
| 2.0 | "The Truth About Sex" | Adam Bernstein | Tom Fontana, Julie Martin | April5,2006 | 2T7251 | 1.690 |
| 3.0 | "Tell Me No Secrets" | Ed Bianchi | Bradford Winters | April12,2006 | 2T7252 | 1.790 |
| 4.0 | "Zen and the Art of Manipulation" | David Anspaugh | Tom Fontana, Chris Dingess , Julie Martin | April19,2006 | 2T7253 | 1.580 |
| 5.0 | "Love and the Tenth Planet" | Whitney Ransick | Jessica Brickman | April26,2006 | 2T7254 | 1.600 |
| 6.0 | "The Passion of the Beaver" | Adam Bernstein | Jason Yoshimura | May3,2006 | 2T7255 | 1.370 |
| 7.0 | "Risky Business" | Ron Lagomarsino | Brant Englestein | May10,2006 | 2T7256 | 1.060 |
Question:
What is the number of the episode seen by 1.370 million people in the US?
Answer:
6.0