184 (number)

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← 183 184 185 →
Cardinal one hundred eighty-four
Ordinal 184th
(one hundred eighty-fourth)
Factorization 23 × 23
Divisors 1, 2, 4, 8, 23, 46, 92, 184
Greek numeral ΡΠΔ´
Roman numeral CLXXXIV
Binary 101110002
Ternary 202113
Senary 5046
Octal 2708
Duodecimal 13412
Hexadecimal B816

184 (one hundred [and] eighty-four) is the natural number following 183 and preceding 185.

Contents

In mathematics

There are 184 different Eulerian graphs on eight unlabeled vertices, [1] and 184 paths by which a chess rook can travel from one corner of a 4 × 4 chessboard to the opposite corner without passing through the same square twice. [2] 184 is also a refactorable number.

In other fields

Some physicists have proposed that 184 is a magic number for neutrons in atomic nuclei. [3] [4]

In poker, with one or more jokers as wild cards, there are 184 different straight flushes. [5]

See also

Related Research Articles

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References

  1. ↑ Sloane, N. J. A. (ed.). "SequenceA003049(Number of connected Eulerian graphs with n unlabeled nodes)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
  2. ↑ Sloane, N. J. A. (ed.). "SequenceA007764(Number of nonintersecting (or self-avoiding) rook paths joining opposite corners of an n X n grid)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
  3. ↑ Sobiczewski, A.; Gareev, F.A.; Kalinkin, B.N. (September 1966). "Closed shells for and in a diffuse potential well". Physics Letters. 22 (4): 500–502. doi:10.1016/0031-9163(66)91243-1.
  4. ↑ Cho, Adrian (February 2004). "New chemical elements probe the shoals of stability". Science. 303 (5659): 740. doi:10.1126/science.303.5659.740a. PMID   14764834. S2CID   37186047.
  5. ↑ Sloane, N. J. A. (ed.). "SequenceA057799(Number of ways of getting 5 of a kind, a straight flush, 4 of a kind, full house, flush, straight, 3 of a kind, 2 pair, a pair in wild-card poker with 1 joker)". The On-Line Encyclopedia of Integer Sequences . OEIS Foundation.
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