Fatto generale: 72 is the speed in miles per hour that cheetahs, the fastest land animal, can reach.
Fatto matematico: 72 is the sum of four consecutive primes (13 + 17 + 19 + 23), as well as the sum of six consecutive primes (5 + 7 + 11 + 13 + 17 + 19).
Trivia: 72 is the life duration of the ovule in hours.
Data storica: March 12th is the day in 2009 that Financier Bernard Madoff plead guilty in New York to scamming $18 billion, the largest in Wall Street history.