Historical Numerals
Roman Numerals
convert Roman numerals to standard number notation
MDCCLXXVI
convert a decimal number to Roman numerals
343 to Roman numerals
do computations with Roman numerals
XLVIII + LXXII
do mixed-notation computations
MMVIII - 25
Greek Numerals
convert a decimal number to Greek numerals
1275 to Greek numerals
Mayan Numerals
convert a decimal number to Mayan numerals
365 to Mayan
Babylonian Numerals
convert a decimal number to Babylonian numerals
1000 to Babylonian
convert from one historical numeral system to another