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112 (number)

From Wikipedia, the free encyclopedia
Not to be confused with112 (emergency telephone number).
Natural number
← 111112 113 →
Cardinalone hundred twelve
Ordinal112th
(one hundred twelfth)
Factorization24 × 7
Divisors1, 2, 4, 7, 8, 14, 16, 28, 56, 112
Greek numeralΡΙΒ´
Roman numeralCXII,cxii
Binary11100002
Ternary110113
Senary3046
Octal1608
Duodecimal9412
Hexadecimal7016

112 (one hundred [and] twelve) is thenatural number following111 and preceding113.

Mathematics

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112 is anabundant number, aheptagonal number,[1] and aHarshad number.[2]

112 is the number ofconnected graphs on 6 unlabeled nodes.[3]

If anequilateral triangle has sides of length 112, then it contains an interior point at integer distances 57, 65, and 73 from its vertices. This is the smallest possible side length of an equilateral triangle that contains a point at integer distances from the vertices.[4]

In other fields

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112 is also...

See also

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References

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  1. ^"Sloane's A000566 : Heptagonal numbers".The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved2016-05-26.
  2. ^"Sloane's A005349 : Niven (or Harshad) numbers".The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved2016-05-26.
  3. ^"Sloane's A001349 : Number of connected graphs with n nodes".The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved2021-12-19.
  4. ^Wells, D.The Penguin Dictionary of Curious and Interesting Numbers London: Penguin Group. (1987), page 119
0 to 199
200 to 399
400 to 999
1000s and 10,000s
1000s
10,000s
100,000s to 10,000,000,000,000s


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