Il numero romano MCXCVIII nel sistema decimale vale: 1198.
MCXCVIII in latino si scrive mille centum nonaginta octo,
mentre in italiano millecentonovantotto.
MCLXXIX, MCLXXX, MCLXXXI, MCLXXXII, MCLXXXIII, MCLXXXIV, MCLXXXV, MCLXXXVI, MCLXXXVII, MCLXXXVIII, MCLXXXIX, MCXC, MCXCI, MCXCII, MCXCIII, MCXCIV, MCXCV, MCXCVI, MCXCVII, MCXCIX, MCC, MCCI, MCCII, MCCIII, MCCIV, MCCV, MCCVI, MCCVII, MCCVIII, MCCIX, MCCX, MCCXI, MCCXII, MCCXIII, MCCXIV, MCCXV, MCCXVI, MCCXVII