112 (number)

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← 111 112 113 →
Cardinalone hundred twelve
Ordinal112th
(one hundred twelfth)
Factorization24 × 7
Divisors1, 2, 4, 7, 8, 14, 16, 28, 56, 112
Greek numeralΡΙΒ´
Roman numeralCXII
Binary11100002
Ternary110113
Quaternary13004
Quinary4225
Senary3046
Octal1608
Duodecimal9412
Hexadecimal7016
Vigesimal5C20
Base 363436

112 (one hundred [and] twelve) is the natural number following 111 and preceding 113.

Mathematics[edit]

112 is an abundant number, a heptagonal number,[1] and a Harshad number.[2] It is also the sum of six consecutive primes ().

112 is the side of the smallest square that can be tiled with distinct integer-sided squares.

Science[edit]

Telephony[edit]

112 (emergency telephone number), used throughout the European Union and various other countries

Other uses[edit]

See also[edit]

References[edit]

  1. ^ "Sloane's A000566 : Heptagonal numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-26.
  2. ^ "Sloane's A005349 : Niven (or Harshad) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-05-26.