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166 (number)

From Wikipedia, the free encyclopedia
← 165 166 167 →
Cardinalone hundred sixty-six
Ordinal166th
(one hundred sixty-sixth)
Factorization2 × 83
Divisors1, 2, 83, 166
Greek numeralΡΞϚ´
Roman numeralCLXVI
Binary101001102
Ternary200113
Senary4346
Octal2468
Duodecimal11A12
HexadecimalA616

166 (one hundred [and] sixty-six) is the natural number following 165 and preceding 167.

In mathematics

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166 is an even number and a composite number. It is a centered triangular number.[1]

Given 166, the Mertens function returns 0. 166 is a Smith number in base 10.[2]

166 in Roman numerals consists of the first 5 symbols, CLXVI.

In astronomy

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In the military

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In sports

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In transportation

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In other fields

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166 is also:

See also

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References

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  1. ^ "Sloane's A005448 : Centered triangular numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.
  2. ^ "Sloane's A006753 : Smith numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-28.