Il numero romano MMMCLXVIII nel sistema decimale vale: 3168.
MMMCLXVIII in latino si scrive tria milia centum sexaginta octo,
mentre in italiano tremilacentosessantotto.
MMMCXLIX, MMMCL, MMMCLI, MMMCLII, MMMCLIII, MMMCLIV, MMMCLV, MMMCLVI, MMMCLVII, MMMCLVIII, MMMCLIX, MMMCLX, MMMCLXI, MMMCLXII, MMMCLXIII, MMMCLXIV, MMMCLXV, MMMCLXVI, MMMCLXVII, MMMCLXIX, MMMCLXX, MMMCLXXI, MMMCLXXII, MMMCLXXIII, MMMCLXXIV, MMMCLXXV, MMMCLXXVI, MMMCLXXVII, MMMCLXXVIII, MMMCLXXIX, MMMCLXXX, MMMCLXXXI, MMMCLXXXII, MMMCLXXXIII, MMMCLXXXIV, MMMCLXXXV, MMMCLXXXVI, MMMCLXXXVII