Fatto generale: 5000 is the number of base pairs in the DNA of the simplest viruses.
Fatto matematico: 5000 is the largest number whose English name does not repeat any letters.
Trivia: 5000 is the number of base pairs in the DNA of the simplest viruses.
Data storica: September 8th is the day in 1952 that the Canadian Broadcasting Corporation makes its first televised broadcast on the second escape of the Boyd Gang.