Il numero romano MCCCXLVII nel sistema decimale vale: 1347.
MCCCXLVII in latino si scrive mille trecenti quadraginta septem,
mentre in italiano milletrecentoquarantasette.
MCCCXXVIII, MCCCXXIX, MCCCXXX, MCCCXXXI, MCCCXXXII, MCCCXXXIII, MCCCXXXIV, MCCCXXXV, MCCCXXXVI, MCCCXXXVII, MCCCXXXVIII, MCCCXXXIX, MCCCXL, MCCCXLI, MCCCXLII, MCCCXLIII, MCCCXLIV, MCCCXLV, MCCCXLVI, MCCCXLVIII, MCCCXLIX, MCCCL, MCCCLI, MCCCLII, MCCCLIII, MCCCLIV, MCCCLV, MCCCLVI, MCCCLVII, MCCCLVIII, MCCCLIX, MCCCLX, MCCCLXI, MCCCLXII, MCCCLXIII, MCCCLXIV, MCCCLXV, MCCCLXVI