# 112 (number)

 ← 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
Octal1608
Duodecimal9412

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

## Mathematics

112 is an abundant number, a heptagonal number,[1] and a Harshad number.[2] It is also the sum of six consecutive primes (${\displaystyle 11+13+17+19+23+29}$).

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

## Telephony

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

## Other uses

• 112 is the number of pounds in a British long hundredweight
• 112 is the section of the criminal code dealing with lèse majesté in Thailand
• 112 is the number of surat al-Ikhlas in the Qur'an
• The number of sons of Iora in the Census of men of Israel upon return from exile (Bible, Ezra 2:18)