Number representations (2013)

Number

Enter a number here, in a format understood by JavaScript:


Ordinary positional systems

NameBaseFirst DigitNumber
Binary20
Ternary30
Octal80
Decimal100
Duodecimal120
Hexadecimal160
Phinary1.618033988749890
Base e2.718281828459050
Unary11
Balanced ternary3-1
Bijective decimal101
Negadecimal-100
Other

Languages

English:

Spanish:

German:

Other systems

Scientific: × 10^
Roman:
Medieval:
Sexagesimal:
Upside-Down: