1

When Sayid is trying to determine how long the French transmission has been playing, Sawyer urges him to not "forget to carry the 1, chief."

2

Boone is 2 years older than Shannon

Locke teaches Walt how to play backgammon: "2 players. 2 sides. One is light, One is dark."

10

Walt is 10 years old (although Michael has to think about it, and first says that he is 9).

104

Hurley tells Sayid his friend was in the 104th Airborne that fought in the Gulf War

5,000

Locke tells the history of backgammon to Walt: "Backgammon's the oldest game in the world. Archeologists found sets when they excavated the ruins of ancient Mesopotamia. 5000 years old. That's older than Jesus Christ."

1253000

The frequency number on the transceiver Sayid tries to use to send a S.O.S. is 1253000

1729451 - 1729455

The French S.O.S. transmission is on Iteration 1729451 when the Losties discover it. It repeats through Iteration 1729455