Il numero romano MDCCXLIX nel sistema decimale vale: 1749.
MDCCXLIX in latino si scrive mille septingenti quadraginta novem,
mentre in italiano millesettecentoquarantanove.
MDCCXXX, MDCCXXXI, MDCCXXXII, MDCCXXXIII, MDCCXXXIV, MDCCXXXV, MDCCXXXVI, MDCCXXXVII, MDCCXXXVIII, MDCCXXXIX, MDCCXL, MDCCXLI, MDCCXLII, MDCCXLIII, MDCCXLIV, MDCCXLV, MDCCXLVI, MDCCXLVII, MDCCXLVIII, MDCCL, MDCCLI, MDCCLII, MDCCLIII, MDCCLIV, MDCCLV, MDCCLVI, MDCCLVII, MDCCLVIII, MDCCLIX, MDCCLX, MDCCLXI, MDCCLXII, MDCCLXIII, MDCCLXIV, MDCCLXV, MDCCLXVI, MDCCLXVII, MDCCLXVIII