Il numero romano MMMDCCXCVII nel sistema decimale vale: 3797.
MMMDCCXCVII in latino si scrive tria milia septingenti nonaginta septem,
mentre in italiano tremilasettecentonovantasette.
MMMDCCLXXVIII, MMMDCCLXXIX, MMMDCCLXXX, MMMDCCLXXXI, MMMDCCLXXXII, MMMDCCLXXXIII, MMMDCCLXXXIV, MMMDCCLXXXV, MMMDCCLXXXVI, MMMDCCLXXXVII, MMMDCCLXXXVIII, MMMDCCLXXXIX, MMMDCCXC, MMMDCCXCI, MMMDCCXCII, MMMDCCXCIII, MMMDCCXCIV, MMMDCCXCV, MMMDCCXCVI, MMMDCCXCVIII, MMMDCCXCIX, MMMDCCC, MMMDCCCI, MMMDCCCII, MMMDCCCIII, MMMDCCCIV, MMMDCCCV, MMMDCCCVI, MMMDCCCVII, MMMDCCCVIII, MMMDCCCIX, MMMDCCCX, MMMDCCCXI, MMMDCCCXII, MMMDCCCXIII, MMMDCCCXIV, MMMDCCCXV, MMMDCCCXVI