188 (number)
Appearance
(Redirected from Number 188)
| ||||
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Cardinal | one hundred eighty-eight | |||
Ordinal | 188th (one hundred eighty-eighth) | |||
Factorization | 22 × 47 | |||
Greek numeral | ΡΠΗ´ | |||
Roman numeral | CLXXXVIII | |||
Binary | 101111002 | |||
Ternary | 202223 | |||
Senary | 5126 | |||
Octal | 2748 | |||
Duodecimal | 13812 | |||
Hexadecimal | BC16 |
188 (one hundred [and] eighty-eight) is the natural number following 187 and preceding 189.
In mathematics
[edit]There are 188 different four-element semigroups,[1] and 188 ways a chess queen can move from one corner of a board to the opposite corner by a path that always moves closer to its goal.[2] The sides and diagonals of a regular dodecagon form 188 equilateral triangles.[3]
In other fields
[edit]The number 188 figures prominently in the film The Parallel Street (1962) by German experimental film director Ferdinand Khittl . The opening frame of the film is just an image of this number.[4]
See also
[edit]References
[edit]- ^ Sloane, N. J. A. (ed.). "Sequence A027851 (Number of nonisomorphic semigroups of order n)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A132595 (Number of ways to move a chess queen from the lower left corner to square (n,n), with the queen moving only up, right, or diagonally up-right)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A238822 (Number of equilateral triangles bounded by the sides and diagonals of a regular 3n-gon)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Möller, Olaf (January–February 2012). "White Noise". Film Comment. 48 (1): 14–15. ProQuest 918706629.
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