All tools / Roman Numeral Converter64 in Roman numerals64 is written as LXIVHow it breaks down60 = LX · 4 = IVConvert any number with the full Roman Numeral ConverterNearby numbers61 = LXI62 = LXII63 = LXIII65 = LXV66 = LXVI67 = LXVII