Numeral systems  HinduArabic system Abjad Armenian Attic (Greek) Babylonian Brahmi Chinese Cyrillic D'ni (fictitious) Egyptian Etruscan Greek Hebrew Ionian (Greek) Japanese Khmer Korean Mayan Roman
 Bases  1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 16, 20, 24, 26, 27, 30, 32, 36, 60, 64  edit  The Etruscan numerals were used by the ancient Etruscans. The system was adapted from the Greek Attic numerals and formed the inspiration for the later Roman numerals. A numeral is a symbol or group of symbols that represents a number. ...
The system of HinduArabic numerals is a positional decimal numeral system that evolved from the Brahmi numeral system in ancient India, from the 9th century documented to have used a positional notation including a zero symbol. ...
// Origins The HinduArabic numeral system originated from the Hindu numeral system, which is a pure place value system, that requires a zero. ...
Various symbol sets are used to represent numbers in the HinduArabic numeral system, all of which evolved from the Brahmi numerals. ...
Arabic numerals (or HinduArabic numerals) are the most common set of symbols used to represent numbers around the world. ...
The Eastern Arabic numerals (also called Eastern Arabic numerals, ArabicIndic numerals, Arabic Eastern Numerals) are the symbols (glyphs) used to represent the HinduArabic numeral system in conjunction with the Arabic alphabet in Egypt, Iran, Pakistan and parts of India, and also in the no longer used Ottoman Turkish...
India has produced many numeral systems. ...
The Abjad numerals are a numeral system which was used in the Arabicspeaking world prior to the use of the Arabic numerals (which are actually of Indian origin). ...
Attic numerals were used by ancient Greeks, possibly from the 7th century BC. They were also known as Herodianic numerals because they were first described in a 2nd century manuscript by Herodianus. ...
Babylonian numerals were written in cuneiform, using a wedgetipped reed stylus to make a mark on a soft clay tablet which would be exposed in the sun to harden to create a permanent record. ...
The Brahmi numerals are an indigenous Indian numeral system attested from the 3rd century BCE (somewhat later in the case of most of the tens). ...
Cyrillic numerals was a numbering system derived from the Cyrillic alphabet, used by South and East Slavic peoples. ...
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The system of Hebrew numerals is a quasidecimal alphabetic numeral system using the letters of the Hebrew alphabet. ...
Ionian numerals were used by the ancient Greeks, possibly before the 7th century BC. They are also known by the names Milesian numerals or Alexandrian numerals. ...
Khmer numerals are the numerals used in the Khmer language of Cambodia. ...
The PreColumbian Maya civilization used a vigesimal (basetwenty) numeral system. ...
The system of Roman numerals is a numeral system originating in ancient Rome, and was adapted from Etruscan numerals. ...
As it applies to general mathematics, a base is the number of single digits denoting different values in a positional numeral system, including zero. ...
The unary numeral system is the simplest numeral system to represent natural numbers: in order to represent a number N, an arbitrarily chosen symbol is repeated N times. ...
The binary numeral system represents numeric values using two symbols, typically 0 and 1. ...
Ternary or trinary is the base3 numeral system. ...
Quaternary is the base four numeral system. ...
Quinary (basefive) is a numeral system with five as the base. ...
A senary numeral system is a basesix numeral system. ...
The septenary numeral system is the base seven number system, and uses the digits 06. ...
The octal numeral system is the base8 number system, and uses the digits 0 to 7. ...
Nonary is a base 9 numeral system, typically using the digits 08, but not the digit 9. ...
It has been suggested that this article or section be merged with decimal representation. ...
The undecimal positional notation system is based on the number eleven, rather than ten as in decimal or eight in octal and so on. ...
A duodecimal multiplication table The duodecimal (also known as basetwelve or dozenal) system is a numeral system using twelve as its base. ...
Base 13 is a nonstandard positional numeral system. ...
In mathematics and computer science, hexadecimal, or simply hex, is a numeral system with a radix or base of 16 usually written using the symbols 0â€“9 and Aâ€“F or aâ€“f. ...
The vigesimal or base20 numeral system is based on twenty (in the same way in which the ordinary decimal numeral system is based on ten). ...
As there are 24 hours in a day a numbering system based upon 24, and as the base 12 is convenient here some examples of the base 24 (quadrovigesimal) system. ...
A Hexavigesimal numeral system has a base of twentysix. ...
A Septemvigesimal numeral system has a base of twentyseven. ...
Base 30 or trigesimal is a positional numeral system using 30 as the radix. ...
Base32 is a derivation of Base64 with the following additional properties: The resulting character set is all uppercase, which can often be beneficial when using a casesensitive filesystem. ...
Base 36 refers to a positional numeral system using 36 as the radix. ...
The sexagesimal (basesixty) is a numeral system with sixty as the base. ...
Base 64 literally means a positional numbering system using a base of 64. ...
Map showing the extent of the Etruscan civilization and the twelve Etruscan League cities. ...
Attic numerals were used by ancient Greeks, possibly from the 7th century BC. They were also known as Herodianic numerals because they were first described in a 2nd century manuscript by Herodianus. ...
The system of Roman numerals is a numeral system originating in ancient Rome, and was adapted from Etruscan numerals. ...
Etruscan  Decimal  Symbol *  θu  1  I  maχ  5  Λ  šar  10  X  muvalχ  50  ↑  ?  100  C  (* approximate shape of the symbols, because these are not included in the standard set available on the computer. In addition, a second shape used for 100 is an X with a vertical line going through its center  the symbol for 50 is the bottom half of it) Look up one in Wiktionary, the free dictionary. ...
5 (five) is a number, numeral, and glyph. ...
10 (ten) is the natural number following 9 and preceding 11. ...
50 (fifty) is the number following 49 and preceding 51. ...
100 (one hundred) (the Roman numeral is C for centum) is the natural number following 99 and preceding 101. ...
There is very little surviving evidence of these numerals. Examples are known of the symbols for larger numbers, but it is unknown which symbol represents which number. Thanks to the numbers written out on the Tartaria dice, there is agreement about the fact that these are the numbers up to 6 (besides 1 and 5). The assignment depends on the answer to the question whether the numbers on opposite faces on Etruscan dice add up to seven, like nowadays. It is a fact that some dice found don't show this proposed pattern. Rolling dice A die (Old French de, from Latin datum something given or played [1]) is a small polyhedral object (usually a cube) suitable as a gambling device (especially for craps or sic bo). ...
An interesting aspect of the Etruscan numeral system is that some numbers, like in the Roman system, are represented as partial subtractions. So "17" is not written *semφšar as English speakers might reason. We instead find <ciem zaθrum>  literally, "three away from twenty". The numbers 17, 18 and 19 are all written in this way. A numeral is a symbol or group of symbols that represents a number. ...
The general consensus
Despite the continuing debate specifically about which of <huθ> and <ša> are "four" and "six", the general agreement among Etruscanologists nowadays is now the following: 

  θu  one  zal  two  ci  three  huθ  four  maχ  five  ša  six  semφ  seven  cezp  eight  nurφ  nine  šar  ten  *θušar  eleven  *zalšar  twelve  *cišar  thirteen  huθzar  fourteen  *maχšar  fifteen  *šašar  sixteen  ciem zaθrum  seventeen  eslem zaθrum  eighteen  θunem zaθrum  nineteen  zaθrum  20  cealχ  30  *huθalχ  40  muvalχ  50  šealχ  60  semφalχ  70  cezpalχ  80  *nurφalχ  90  External links  http://users.tpg.com.au/etr/etrusk/tex/grammar.html#num
 http://www.lostlanguages.com/etruscan.htm
 http://www.mysteriousetruscans.com/language.html
