Il numero romano MMDCCCXLVII nel sistema decimale vale: 2847.
MMDCCCXLVII in latino si scrive duo milia octingenti quadraginta septem,
mentre in italiano duemilaottocentoquarantasette.
MMDCCCXXVIII, MMDCCCXXIX, MMDCCCXXX, MMDCCCXXXI, MMDCCCXXXII, MMDCCCXXXIII, MMDCCCXXXIV, MMDCCCXXXV, MMDCCCXXXVI, MMDCCCXXXVII, MMDCCCXXXVIII, MMDCCCXXXIX, MMDCCCXL, MMDCCCXLI, MMDCCCXLII, MMDCCCXLIII, MMDCCCXLIV, MMDCCCXLV, MMDCCCXLVI, MMDCCCXLVIII, MMDCCCXLIX, MMDCCCL, MMDCCCLI, MMDCCCLII, MMDCCCLIII, MMDCCCLIV, MMDCCCLV, MMDCCCLVI, MMDCCCLVII, MMDCCCLVIII, MMDCCCLIX, MMDCCCLX, MMDCCCLXI, MMDCCCLXII, MMDCCCLXIII, MMDCCCLXIV, MMDCCCLXV, MMDCCCLXVI