Il numero romano MMLXX nel sistema decimale vale: 2070.
MMLXX in latino si scrive duo milia septuaginta,
mentre in italiano duemilasettanta.
MMLI, MMLII, MMLIII, MMLIV, MMLV, MMLVI, MMLVII, MMLVIII, MMLIX, MMLX, MMLXI, MMLXII, MMLXIII, MMLXIV, MMLXV, MMLXVI, MMLXVII, MMLXVIII, MMLXIX, MMLXXI, MMLXXII, MMLXXIII, MMLXXIV, MMLXXV, MMLXXVI, MMLXXVII, MMLXXVIII, MMLXXIX, MMLXXX, MMLXXXI, MMLXXXII, MMLXXXIII, MMLXXXIV, MMLXXXV, MMLXXXVI, MMLXXXVII, MMLXXXVIII, MMLXXXIX