number

58 is the natural number following 57 and preceding 59.

List of numbers — Integers << 50 51 52 53 54 55 56 57 58 59 >>
Cardinal	fifty-eight
Ordinal	58th (fifty-eighth)
Factorization
Roman numeral	LVIII
Binary	111010
Hexadecimal	3A

Fifty-eight is the sum of the first seven prime numbers, an 11-gonal number, and a Smith number. Given 58, the Mertens function returns 0. There is no answer to the equation x - φ(x) = 50, making 50 a noncototient.

Fifty-eight is also:

• The atomic number of cerium, a lanthanide.
• The code for international direct dial phone calls to Venezuela.
• Part of the title of a collection of songs by Esther Lee, Fifty-Eight Now Nine.
• The year AD 58, 58 BC, or 1958.

es:Cincuenta y ocho ia:58 it:Cinquantotto ja:58 sl:58 (število) sv:58 (tal) zh:58

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