Il numero romano MDLXIX nel sistema decimale vale: 1569.
MDLXIX in latino si scrive mille quingenti sexaginta novem,
mentre in italiano millecinquecentosessantanove.
MDL, MDLI, MDLII, MDLIII, MDLIV, MDLV, MDLVI, MDLVII, MDLVIII, MDLIX, MDLX, MDLXI, MDLXII, MDLXIII, MDLXIV, MDLXV, MDLXVI, MDLXVII, MDLXVIII, MDLXX, MDLXXI, MDLXXII, MDLXXIII, MDLXXIV, MDLXXV, MDLXXVI, MDLXXVII, MDLXXVIII, MDLXXIX, MDLXXX, MDLXXXI, MDLXXXII, MDLXXXIII, MDLXXXIV, MDLXXXV, MDLXXXVI, MDLXXXVII, MDLXXXVIII