700 (number)

700 was a number.

According to the Third Doctor, there were 700 Wonders of the Universe until the Great City of the Exxilons was destroyed, at which point the count was reduced to 699. (TV: Death to the Daleks)

Behind the scenes
An incarnation of the Doctor who featured in Introduction to the Night gave his age as 700 years old while refering to himself in the third person.