122 (number)

From Wikipedia, the free encyclopedia
Jump to: navigation, search
121 122 123
Cardinal one hundred twenty-two
Ordinal 122nd
(one hundred and twenty-second)
Factorization 2 · 61
Divisors 1, 2, 61, 122
Roman numeral CXXII
Binary 11110102
Ternary 111123
Quaternary 13224
Quinary 4425
Senary 3226
Octal 1728
Duodecimal A212
Hexadecimal 7A16
Vigesimal 6220
Base 36 3E36

122 (one hundred [and] twenty-two) is the natural number following 121 and preceding 123.

In mathematics[edit]

It is a nontotient since there is no integer with exactly 122 coprimes below it. Nor is there an integer with exactly 122 integers with common factors below it, making 122 a noncototient.

In telephony[edit]

In other fields[edit]

122 is also:

See also[edit]

References[edit]

  1. ^ Porter, Darwin; Danforth Prince (2009). Frommer's Austria. Hoboken, New Jersey: Frommer's. p. 482. ISBN 978-0-470-39897-5.