142 (number)

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142
Cardinalone hundred [and] forty-two
Ordinal142nd
(one hundred [and] forty-second)
Factorization2 \cdot 71
Divisors1, 2, 71, 142
Roman numeralCXLII
Binary100011102
Ternary120213
Quaternary20324
Octal2168
DuodecimalBA12
Hexadecimal8E16
Vigesimal7220
Base 363Y36
 
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142 is the natural number following 141 and preceding 143.

142
Cardinalone hundred [and] forty-two
Ordinal142nd
(one hundred [and] forty-second)
Factorization2 \cdot 71
Divisors1, 2, 71, 142
Roman numeralCXLII
Binary100011102
Ternary120213
Quaternary20324
Octal2168
DuodecimalBA12
Hexadecimal8E16
Vigesimal7220
Base 363Y36

Contents

In mathematics

There is no answer to the equation φ(x) = 142, making 142 a nontotient. There are 142 planar graphs with 6 unlabeled vertices.[1]

In astrophysics

In business and accounting

In chemistry

In geography

In media

In broadcasting

In literature and publications

In the military

In music

In sports

In timekeeping

In transportation

In other uses

See also

References

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