Il numero romano MDCCXXXVIII nel sistema decimale vale: 1738.
MDCCXXXVIII in latino si scrive mille septingenti triginta octo,
mentre in italiano millesettecentotrentotto.
MDCCXIX, MDCCXX, MDCCXXI, MDCCXXII, MDCCXXIII, MDCCXXIV, MDCCXXV, MDCCXXVI, MDCCXXVII, MDCCXXVIII, MDCCXXIX, MDCCXXX, MDCCXXXI, MDCCXXXII, MDCCXXXIII, MDCCXXXIV, MDCCXXXV, MDCCXXXVI, MDCCXXXVII, MDCCXXXIX, MDCCXL, MDCCXLI, MDCCXLII, MDCCXLIII, MDCCXLIV, MDCCXLV, MDCCXLVI, MDCCXLVII, MDCCXLVIII, MDCCXLIX, MDCCL, MDCCLI, MDCCLII, MDCCLIII, MDCCLIV, MDCCLV, MDCCLVI, MDCCLVII