Dozenapentic
020 Dozenapentic (60) Introduction
2008-07-12
The ancient Mayans the this base system because of its many factors.
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Entries
Simple Systems
(Base 12)
Introduction
(Base (16)
Introduction
(Base 27)
Introduction
Complex Systems
(Base 60)
Introduction
(Base 120)
Introduction
(Base 360)
Introduction
(Base 432)
Introduction
(Base 720)
Introduction
(Base 65536)
Introduction
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Standard
2 Binary3 Ternary
4 Quaternary
5 Quinary
6 Senary
7 Septenary
8 Octal
9 Nonary
10 Decimal
11 Undecimal
12 Duodecimal
13 Tridecimal
14 Tetradecimal
15 Pentadecimal
16 Hexadecimal
20 Vigesimal
24 Tetravigesimal
26 Hexavigesimal
27 Septemvigesimal
30 Trigesimal
32 Duotrigesimal
36 Hexatridecimal
60 Sexagesimal
64 Tetrasexagesimal
Non-Standard
1 Unary10 Decimal (no zero)
Negative bases
−2 Negabinary−3 Negaternary
−10 Negadecimal
Complex bases
2i Quater-imaginary base−1 ± i Twindragon base
Non-integer bases
φ Golden ratio basee Base e
π Base π
√2 Base √2
Cultral Systems
Aboriginal enumerationArmenian numerals
Babylonian numerals
Chinese numerals
Counting rods
Aegean numbers
Greek numerals
Hebrew numerals
Hindu–Arabic numerals
Arabic numerals
Indian numerals
Thai numerals
Japanese numerals
Korean numerals
Maya numerals
Moksha numerals
Prehistoric numerals
Roman numerals
Welsh numerals