Il numero romano MMCLXIV nel sistema decimale vale: 2164.
MMCLXIV in latino si scrive duo milia centum sexaginta quattuor,
mentre in italiano duemilacentosessantaquattro.
MMCXLV, MMCXLVI, MMCXLVII, MMCXLVIII, MMCXLIX, MMCL, MMCLI, MMCLII, MMCLIII, MMCLIV, MMCLV, MMCLVI, MMCLVII, MMCLVIII, MMCLIX, MMCLX, MMCLXI, MMCLXII, MMCLXIII, MMCLXV, MMCLXVI, MMCLXVII, MMCLXVIII, MMCLXIX, MMCLXX, MMCLXXI, MMCLXXII, MMCLXXIII, MMCLXXIV, MMCLXXV, MMCLXXVI, MMCLXXVII, MMCLXXVIII, MMCLXXIX, MMCLXXX, MMCLXXXI, MMCLXXXII, MMCLXXXIII