Il numero romano MCDLXXXIV nel sistema decimale vale: 1484.
MCDLXXXIV in latino si scrive mille quadringenti octoginta quattuor,
mentre in italiano millequattrocentottantaquattro.
MCDLXV, MCDLXVI, MCDLXVII, MCDLXVIII, MCDLXIX, MCDLXX, MCDLXXI, MCDLXXII, MCDLXXIII, MCDLXXIV, MCDLXXV, MCDLXXVI, MCDLXXVII, MCDLXXVIII, MCDLXXIX, MCDLXXX, MCDLXXXI, MCDLXXXII, MCDLXXXIII, MCDLXXXV, MCDLXXXVI, MCDLXXXVII, MCDLXXXVIII, MCDLXXXIX, MCDXC, MCDXCI, MCDXCII, MCDXCIII, MCDXCIV, MCDXCV, MCDXCVI, MCDXCVII, MCDXCVIII, MCDXCIX, MD, MDI, MDII, MDIII