Il numero romano MMMDCCXXXVIII nel sistema decimale vale: 3738.
MMMDCCXXXVIII in latino si scrive tria milia septingenti triginta octo,
mentre in italiano tremilasettecentotrentotto.
MMMDCCXIX, MMMDCCXX, MMMDCCXXI, MMMDCCXXII, MMMDCCXXIII, MMMDCCXXIV, MMMDCCXXV, MMMDCCXXVI, MMMDCCXXVII, MMMDCCXXVIII, MMMDCCXXIX, MMMDCCXXX, MMMDCCXXXI, MMMDCCXXXII, MMMDCCXXXIII, MMMDCCXXXIV, MMMDCCXXXV, MMMDCCXXXVI, MMMDCCXXXVII, MMMDCCXXXIX, MMMDCCXL, MMMDCCXLI, MMMDCCXLII, MMMDCCXLIII, MMMDCCXLIV, MMMDCCXLV, MMMDCCXLVI, MMMDCCXLVII, MMMDCCXLVIII, MMMDCCXLIX, MMMDCCL, MMMDCCLI, MMMDCCLII, MMMDCCLIII, MMMDCCLIV, MMMDCCLV, MMMDCCLVI, MMMDCCLVII