| 12 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Numbers 0 - 99 | |||||||||
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 |
| 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 |
| 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 |
| 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 |
| 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 |
| 80 | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 |
| 90 | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 |
12 (twelve) is a positive integer following 11 and preceding 13. Its ordinal form is written "12th" or "twelfth".
Properties[]
- 12 is an even composite number, and the 3rd Superior Highly Composite number (SHCN).
- 12 is the number for the French department of Aveyron.
- 12 is the smallest number with six divisors.
- 12 is the first abundant number.
- 12 is the second semiperfect number.
- 12 is a friendly number.
- A set of 12 objects is often called a dozen. That type of set gets its own name because many things are grouped in twelve: for example, twelve months in a year, twelve inches in a foot, twelve eggs in a typical container, etc.
- There are 12 size-3 Latin squares.
In googology[]
- In Greek-based number-naming systems, 12 is associated with prefix "dodeka-", and with prefix "duodeci-" in Latin systems.
- In the Czech and Slovak languages, 12 is called tucet.
- Aarex Tiaokhiao coined the name duodecimal-uoonol for this number.[1]
- DeepLineMadom calls the number zeroogolplex and unoobol, and is equal to 10[0]10[0]100 in DeepLineMadom's Array Notation.[2][3]
See also[]
Sources[]
- ↑ Part 1 (LAN) - Aarex Googology (archived 2017-02-25)
- ↑ DeepLineMadom's googology - Numbers I've coined (Retrieved 4 May 2022)
- ↑ Pointless Googolplex Stuffs - DLMAN Part 1 (retrieved 9 November 2024)