142 (number)

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142 is the natural number following 141 and preceding 143.


Cardinal One hundred [and] forty-two
Ordinal 142nd
Factorization 2 \cdot 71
Divisors 1, 2, 71, 142
Roman numeral CXLII
Binary 10001110
Hexadecimal 8E

[edit] In mathematics

There is no answer to the equation φ(x) = 142, making 142 a nontotient.

But there are 142 planar graphs with 6 unlabeled vertices.[1]

[edit] In other fields

  • The year AD 142 or 142 BC.
  • The novelty song "The Ballad of Irving," from the comedy album When You're in Love the Whole World Is Jewish, tells the story of "The Hundred and Forty-second Fastest Gun in the West."
  • The number clearly visible on the bus that Christopher McCandless lived in until his death in Alaska. It also features prominently on the bus in the film made about his life called "Into the Wild".

[edit] References

  1. ^ Erich Friedman, "What's Special About This Number": 142. Accessed 5 JAN 2008.