Il numero romano MMDLXXXIV nel sistema decimale vale: 2584.
MMDLXXXIV in latino si scrive duo milia quingenti octoginta quattuor,
mentre in italiano duemilacinquecentottantaquattro.
MMDLXV, MMDLXVI, MMDLXVII, MMDLXVIII, MMDLXIX, MMDLXX, MMDLXXI, MMDLXXII, MMDLXXIII, MMDLXXIV, MMDLXXV, MMDLXXVI, MMDLXXVII, MMDLXXVIII, MMDLXXIX, MMDLXXX, MMDLXXXI, MMDLXXXII, MMDLXXXIII, MMDLXXXV, MMDLXXXVI, MMDLXXXVII, MMDLXXXVIII, MMDLXXXIX, MMDXC, MMDXCI, MMDXCII, MMDXCIII, MMDXCIV, MMDXCV, MMDXCVI, MMDXCVII, MMDXCVIII, MMDXCIX, MMDC, MMDCI, MMDCII, MMDCIII