What does "seventeen" mean in English for Spanish?

In English for Spanish, "seventeen" means:

17

Listen to "seventeen": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a word that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 3, Scene 5
• English for Spanish 3, Level 3, Scene 6
• English for Spanish 3, Level 3, Scene 7