Il numero romano MMMCLXV nel sistema decimale vale: 3165.
MMMCLXV in latino si scrive tria milia centum sexaginta quinque,
mentre in italiano tremilacentosessantacinque.
MMMCXLVI, MMMCXLVII, MMMCXLVIII, MMMCXLIX, MMMCL, MMMCLI, MMMCLII, MMMCLIII, MMMCLIV, MMMCLV, MMMCLVI, MMMCLVII, MMMCLVIII, MMMCLIX, MMMCLX, MMMCLXI, MMMCLXII, MMMCLXIII, MMMCLXIV, MMMCLXVI, MMMCLXVII, MMMCLXVIII, MMMCLXIX, MMMCLXX, MMMCLXXI, MMMCLXXII, MMMCLXXIII, MMMCLXXIV, MMMCLXXV, MMMCLXXVI, MMMCLXXVII, MMMCLXXVIII, MMMCLXXIX, MMMCLXXX, MMMCLXXXI, MMMCLXXXII, MMMCLXXXIII, MMMCLXXXIV