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207 (number)

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207 (number)

206 207 208
Cardinal two hundred seven
Ordinal 207th
(two hundred and seventh)
Factorization 32× 23
Divisors 1, 3, 9, 23, 69, 207
Roman numeral CCVII
Binary 110011112
Ternary 212003
Quaternary 30334
Quinary 13125
Senary 5436
Octal 3178
Duodecimal 15312
Hexadecimal CF16
Vigesimal A720
Base 36 5R36

207 (two hundred [and] seven) is the natural number following 206 and preceding 208.

It is a Wedderburn-Etherington number.[1] There are exactly 207 different matchstick graphs with eight edges.[2][3]

References

  1. ^ "Sloane's A001190 : Wedderburn-Etherington numbers", The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  2. ^ "Sloane's A066951 : Number of nonisomorphic connected graphs that can be drawn in the plane using n unit-length edges", The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
  3. ^


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