Il numero romano MCCCLXXV nel sistema decimale vale: 1375.
MCCCLXXV in latino si scrive mille trecenti septuaginta quinque,
mentre in italiano milletrecentosettantacinque.
MCCCLVI, MCCCLVII, MCCCLVIII, MCCCLIX, MCCCLX, MCCCLXI, MCCCLXII, MCCCLXIII, MCCCLXIV, MCCCLXV, MCCCLXVI, MCCCLXVII, MCCCLXVIII, MCCCLXIX, MCCCLXX, MCCCLXXI, MCCCLXXII, MCCCLXXIII, MCCCLXXIV, MCCCLXXVI, MCCCLXXVII, MCCCLXXVIII, MCCCLXXIX, MCCCLXXX, MCCCLXXXI, MCCCLXXXII, MCCCLXXXIII, MCCCLXXXIV, MCCCLXXXV, MCCCLXXXVI, MCCCLXXXVII, MCCCLXXXVIII, MCCCLXXXIX, MCCCXC, MCCCXCI, MCCCXCII, MCCCXCIII, MCCCXCIV