Il numero romano MMCLIX nel sistema decimale vale: 2159.
MMCLIX in latino si scrive duo milia centum quinquaginta novem,
mentre in italiano duemilacentocinquantanove.
MMCXL, MMCXLI, MMCXLII, MMCXLIII, MMCXLIV, MMCXLV, MMCXLVI, MMCXLVII, MMCXLVIII, MMCXLIX, MMCL, MMCLI, MMCLII, MMCLIII, MMCLIV, MMCLV, MMCLVI, MMCLVII, MMCLVIII, MMCLX, MMCLXI, MMCLXII, MMCLXIII, MMCLXIV, MMCLXV, MMCLXVI, MMCLXVII, MMCLXVIII, MMCLXIX, MMCLXX, MMCLXXI, MMCLXXII, MMCLXXIII, MMCLXXIV, MMCLXXV, MMCLXXVI, MMCLXXVII, MMCLXXVIII