482. How long was the Babylonian Captivity?

70 years

hus saith the LORD, That after seventy years be accomplished at Babylon I will visit you, and perform my good word toward you, in causing you to return to this place. Jeremiah 29:10

Seven generations

When you are come into Babylon, you shall be there many years, and for a long time, even to seven generations. Baruch 6:2