Il numero romano MDCCXL nel sistema decimale vale: 1740.
MDCCXL in latino si scrive mille septingenti quadraginta,
mentre in italiano millesettecentoquaranta.
MDCCXXI, MDCCXXII, MDCCXXIII, MDCCXXIV, MDCCXXV, MDCCXXVI, MDCCXXVII, MDCCXXVIII, MDCCXXIX, MDCCXXX, MDCCXXXI, MDCCXXXII, MDCCXXXIII, MDCCXXXIV, MDCCXXXV, MDCCXXXVI, MDCCXXXVII, MDCCXXXVIII, MDCCXXXIX, MDCCXLI, MDCCXLII, MDCCXLIII, MDCCXLIV, MDCCXLV, MDCCXLVI, MDCCXLVII, MDCCXLVIII, MDCCXLIX, MDCCL, MDCCLI, MDCCLII, MDCCLIII, MDCCLIV, MDCCLV, MDCCLVI, MDCCLVII, MDCCLVIII, MDCCLIX