Fatto generale: 4200 is the number of standard size of a legion in the Roman Republic.
Fatto matematico: 4200 is divisible by its reverse.
Trivia: 4200 is the number of standard size of a legion in the Roman Republic.
Data storica: July 1st is the day in 1981 that the Wonderland Murders occurred in the early morning hours, allegedly masterminded by businessman and drug dealer Eddie Nash.