Il numero romano MMDCXXX nel sistema decimale vale: 2630.
MMDCXXX in latino si scrive duo milia sescenti triginta,
mentre in italiano duemilaseicentotrenta.
MMDCXI, MMDCXII, MMDCXIII, MMDCXIV, MMDCXV, MMDCXVI, MMDCXVII, MMDCXVIII, MMDCXIX, MMDCXX, MMDCXXI, MMDCXXII, MMDCXXIII, MMDCXXIV, MMDCXXV, MMDCXXVI, MMDCXXVII, MMDCXXVIII, MMDCXXIX, MMDCXXXI, MMDCXXXII, MMDCXXXIII, MMDCXXXIV, MMDCXXXV, MMDCXXXVI, MMDCXXXVII, MMDCXXXVIII, MMDCXXXIX, MMDCXL, MMDCXLI, MMDCXLII, MMDCXLIII, MMDCXLIV, MMDCXLV, MMDCXLVI, MMDCXLVII, MMDCXLVIII, MMDCXLIX