Il numero romano MMMCDLXXXIX nel sistema decimale vale: 3489.
MMMCDLXXXIX in latino si scrive tria milia quadringenti octoginta novem,
mentre in italiano tremilaquattrocentottantanove.
MMMCDLXX, MMMCDLXXI, MMMCDLXXII, MMMCDLXXIII, MMMCDLXXIV, MMMCDLXXV, MMMCDLXXVI, MMMCDLXXVII, MMMCDLXXVIII, MMMCDLXXIX, MMMCDLXXX, MMMCDLXXXI, MMMCDLXXXII, MMMCDLXXXIII, MMMCDLXXXIV, MMMCDLXXXV, MMMCDLXXXVI, MMMCDLXXXVII, MMMCDLXXXVIII, MMMCDXC, MMMCDXCI, MMMCDXCII, MMMCDXCIII, MMMCDXCIV, MMMCDXCV, MMMCDXCVI, MMMCDXCVII, MMMCDXCVIII, MMMCDXCIX, MMMD, MMMDI, MMMDII, MMMDIII, MMMDIV, MMMDV, MMMDVI, MMMDVII, MMMDVIII