Il numero romano MMCDLXXIII nel sistema decimale vale: 2473.
MMCDLXXIII in latino si scrive duo milia quadringenti septuaginta tres,
mentre in italiano duemilaquattrocentosettantatré.
MMCDLIV, MMCDLV, MMCDLVI, MMCDLVII, MMCDLVIII, MMCDLIX, MMCDLX, MMCDLXI, MMCDLXII, MMCDLXIII, MMCDLXIV, MMCDLXV, MMCDLXVI, MMCDLXVII, MMCDLXVIII, MMCDLXIX, MMCDLXX, MMCDLXXI, MMCDLXXII, MMCDLXXIV, MMCDLXXV, MMCDLXXVI, MMCDLXXVII, MMCDLXXVIII, MMCDLXXIX, MMCDLXXX, MMCDLXXXI, MMCDLXXXII, MMCDLXXXIII, MMCDLXXXIV, MMCDLXXXV, MMCDLXXXVI, MMCDLXXXVII, MMCDLXXXVIII, MMCDLXXXIX, MMCDXC, MMCDXCI, MMCDXCII