general/positional-numeral-systems
Surf Wiki
Vigesimal
Base-20 numeral system
Duodecimal
Base-12 numeral system
Quinary
Base five numeral system
Senary
Base-6 numeral system
Optimal radix choice
Number of digits needed to express a number in a particular base
Decimal separator
Numerical symbol
Positional notation
Method for representing or encoding numbers