42 (number) Article Index for
42
 

Information About

42 (number)






Cardinal 42
forty-two
Ordinal 42nd
forty-second
Factorization 2 × 3 × 7
Divisor s 2, 3, 6, 7, 14, 21
Roman Numeral XLII
Binary 101010
Hexadecimal 2A
IEEE Float 42.0 = 42280000 hexadecimal
Hebrew מב (Mem Bet)



IN MATHEMATICS

Bracketed by Twin Prime s, this Composite Number 's Factorization makes it a Sphenic Number , as it is the product of the first three terms of Sylvester's Sequence . It is also the third 15 -gonal Number , a Catalan Number , a Meandric Number , an Open Meandric Number . It is believed to be the third Moment of the Riemann Zeta Function , based partially upon evidence from quantum mechanics.

In base 10, it is a Harshad Number and a Self Number .

It is also a perfect score on the USA Math Olympiad ( USAMO ) and International Mathematical Olympiad (IMO).


IN SCIENCE




Astronomy



IN RELIGION



IN POP CULTURE





IN SPORTS






IN TECHNOLOGY


42 is a common Metasyntactic Variable used by Programmer s. In the TIFF image file format, the second 16-bit Word of every file is 42, which is used together with the first word to indicate Byte Order . In the Reiser4 file system, 42 is the Inode number of the Root Directory .

The code number for the Microsoft .NET platform is 42, since it is their answer to " The Answer To Life, The Universe, And Everything ". It also happens to be the building number that the Microsoft .NET CLR is built in.

The help entry 42 (accessed by typing ":h 42" in command mode) in the Vim text editor displays a reference to Douglas Adams .


IN OTHER FIELDS




  • The number of hours that the potion Juliet drank caused her to sleep for ( Shakespeare , '' Romeo And Juliet '', Act IV, Scene 1, line 105).

  • In Japanese , 4 (shi) and 2 (ni) are together pronounced like "going to death" (死に). Because of that, in Japan , 42 is considered as a disastrous number.

  • Age (in years) of the horse that drove Mr. Pickwick to Golden Cross, as reported by a cabman ( The Pickwick Papers , Chapter III).

  • The number of holes on a Connect Four game board.

  • The number of stones each side has in the most common game type of Mancala with two rows of six pits with seven pieces in each pit.

  • The number of legs on the Centipede in Roald Dahl 's book James And The Giant Peach .

  • The light leaving a Rainbow is spread over a wide angle, with a maximum intensity around 42°.

  • The number of Landlocked countries on Earth .

  • The percentage of the London Underground that is actually underground.

  • There is a musical with the title 42nd Street .

  • In Scene One of "The Island" by Athol Fugard, John remarks that, " block Number 42 is practising the Zulu War Dance."

  • There were originally 42 columns and 42 figures from Greek myth in the Parthenon .

  • The number of eyes in a deck of 52 cards.

  • The number of different whiskies used to blend J&B.

  • The year A.D. 42 , 42 BC , and 1942 .

  • The number of enemies Gimli the Dwarf kills at the Battle Of The Hornburg in '' The Lord Of The Rings '' (changed to 43 in the film version).

  • The number of teeth Moby Dick has.



EXTERNAL LINKS

  • Deep Thought (another list of the meanings of the number 42, with a heavy ''Hitchhiker's Guide to the Galaxy'' slant)

  • 7Seekers The name of the Book/CD/DVD set on this website is 42 Reasons