8121 days.
As of April 2012, someone born in November 1989 would be 22 years old.
CNN Newsroom - 1989 2012-11-03 was released on: USA: 3 November 2012
CNN Newsroom - 1989 2012-11-07 was released on: USA: 7 November 2012
CNN Newsroom - 1989 2012-11-10 was released on: USA: 10 November 2012
CNN Newsroom - 1989 2012-11-17 was released on: USA: 17 November 2012
CNN Newsroom - 1989 2012-11-24 was released on: USA: 24 November 2012
Between - 2012 II was released on: USA: 3 November 2012
America's Funniest Home Videos - 1989 2012-11-04 was released on: USA: 4 November 2012
America's Funniest Home Videos - 1989 2012-11-11 was released on: USA: 11 November 2012
America's Funniest Home Videos - 1989 2012-11-18 was released on: USA: 18 November 2012
America's Funniest Home Videos - 1989 2012-11-25 was released on: USA: 25 November 2012
You would be 20 years old.