166 (number)
{{Infobox number
| number = 166
| divisor=1, 2, 83, 166
}}
166 (one hundred [and] sixty-six) is the natural number following 165 and preceding 167.
In mathematics
166 is an even number and a composite number. It is a centered triangular number.{{Cite web|url=https://oeis.org/A005448|title=Sloane's A005448 : Centered triangular numbers|website=The On-Line Encyclopedia of Integer Sequences|publisher=OEIS Foundation|access-date=2016-05-28}}
Given 166, the Mertens function returns 0. 166 is a Smith number in base 10.{{Cite web|url=https://oeis.org/A006753|title=Sloane's A006753 : Smith numbers|website=The On-Line Encyclopedia of Integer Sequences|publisher=OEIS Foundation|access-date=2016-05-28}}
166 in Roman numerals consists of the first 5 symbols, CLXVI.
External links
{{Commons category}}
- [https://web.archive.org/web/20061002152305/http://athensohio.net/reference/number/166/ Number Facts and Trivia: 166]
- [https://web.archive.org/web/20160308181839/http://numdic.com/166 The Number 166]
- [http://www.virtuescience.com/166.html VirtueScience: 166] {{Webarchive|url=https://web.archive.org/web/20110607014518/http://www.virtuescience.com/166.html |date=2011-06-07 }}
- [http://nycsubway.org/perl/stations?1:311174 166th Street (3rd Avenue El)]