The tropics of Cancer and Capricorn are located 47 degrees apart.
47 is a Keith number, recurring in a Fibonacci-like sequence started from its base 10 digits: 4, 7, 11, 18, 29, 47...
There are 47 strings on a modern concert harp.
Japanese electronic musician Takako Minekawa released the album "Cloudy Cloud Calculator," which features a song about the number 47 entitled "Kangaroo Pocket Calculator."
There have been 47 reported sightings of Bigfoot in Siskiyou County.
Caesar made his famous proclamation, "Veni, vidi, vici." in 47 B.C.
In the song, "Jailhouse Rock" Elvis croons, "Number 47 said to number 3, you're the cutest jailbird I ever did see."
Professional football teams are limited to 47 players.
47 is a strictly non-palindromic number.
The Sorbonne is located at the intersection of the Rue des Ecoles and the Boulevard St. Michel in Paris. Its address on both streets is No. 47.
It takes 47 divisions of one cell to produce the number of cells in the human body.
A pint is 0.47 liters.
The sun moves a total of 47 degrees from south to north across the Earth's sky between winter and summer solstice.
Mexican revolutionary Pancho Villa was killed by a barrage of 47 bullets.
The Pythagorean Theorem is Proposition 47 of Euclid's Elements.
The length of a pit stop service area in the Indianapolis Speedway is 47 feet long.
Rolaids absorb 47 time their own weight in stomach acid.
Sir Francis Drake returned from his circumnavigation of the world with enough stolen Spanish treasure to repay his backers their investment 47 times over.
The length to width ratio of the Golden Gate Bridge is 47:1.
The Voice of America broadcasts in 47 languages.
The road running through Joshua Tree National Monument is 47 miles long.
Dr. Seuss published 47 books in his life time.
There are only 47 copies of the Gutenberg Bible still in existence.
In December 2007, window washer Alcides Moreno survived a 47-story fall from a New York City skyscraper.
A cubic foot of human flesh weighs approximately 47 pounds.
47 is a prime Thabit number, its representation in binary being 00101111.
In the song "Macerena", the refrain is repeated 47 times.
Of the books sold in the United States, 47% are romance novels.
The annual output of the Aswan High Dam in Egypt is 47 billion kilowatt hours.
Americans eat an average of 47 pounds of chicken a year.
Mary Mallon, better known as "Typhoid Mary," was a food service worker who infected 47 people with the bacterium Salmonella enterica typhi.
According to "The Book Of Facts" by Isaac Asimov, a mosquito has 47 teeth.
The world's first inflatable wedding chapel was 47 feet high.
The Ringling Brothers Barnum and Bailey circus train is on the road 47 weeks of every year.
Marine storm warnings are made when winds are forecast to be greater than 47 knots.
The gyroelongated pentagonal cupolarotunda has 47 faces; this is the largest prime number of faces a Johnson solid can have.
47 bones of the "Lucy" skeleton were unearthed in '74.
Life expectancy in South Africa is 47 years. Which is pretty depressing unless you compare it to Afghanistan, where it is only 44 years.
The 1980 eruption of Mount St. Helens destroyed 47 bridges.
47 years after it was first published, "Mastering the Art of French Cooking" by Julia Child finally topped the best-seller list.
Tyrannosauras rex measured 47 feet in overall length.
There are 47 occurrences of 47 in the first thousand prime numbers.
Pitcairn Island is 47 square miles in area and has a current population of 47.
On June 7, 2009 the 47th Mersenne prime number was "discovered" by Norwegian Odd Magnar Strindmo; it has 12837064 decimal digits.
In the video game and movie Hitman, the main character is known only as Agent 47.
The soccer star Christiano Ronaldo has a contract with Real Madrid worth 47 times his weight in gold. (And if you have seen those underwear ads he did, you will no doubt agree on the valuation.)