112 (number)
From Infogalactic: the planetary knowledge core
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|---|---|---|---|---|
| Cardinal | one hundred twelve | |||
| Ordinal | 112th (one hundred and twelfth) |
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| Factorization | 24× 7 | |||
| Divisors | 1, 2, 4, 7, 8, 14, 16, 28, 56, 112 | |||
| Roman numeral | CXII | |||
| Binary | 11100002 | |||
| Ternary | 110113 | |||
| Quaternary | 13004 | |||
| Quinary | 4225 | |||
| Senary | 3046 | |||
| Octal | 1608 | |||
| Duodecimal | 9412 | |||
| Hexadecimal | 7016 | |||
| Vigesimal | 5C20 | |||
| Base 36 | 3436 | |||
112 (one hundred [and] twelve) is the natural number following 111 and preceding 113.
In mathematics
112 is an abundant number, a heptagonal number,[1] and a Harshad number.[2] It is also the sum of six consecutive primes (
).
In science
- The atomic number of the element copernicium (formerly called ununbium).
In telephony
112 is an emergency telephone number:
- throughout the European Union – in some cases, alongside other, country-specific emergency numbers.
- in various other countries.
- on mobile phones implementing the GSM standard, where it redirects to the country-specific emergency number.
In other fields
One hundred [and] twelve is also:
- 112 is the number of pounds in a British long hundredweight.[3]
- The number of surat al-Ikhlas in the Qur'an
See also
References
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- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Paul Pasles, Benjamin Franklin's numbers: an unsung mathematical odyssey. Princeton: Princeton University Press (2008): 37
- Wells, D. The Penguin Dictionary of Curious and Interesting Numbers London: Penguin Group. (1987): 134
