Il numero romano MMDXCVIII nel sistema decimale vale: 2598.
MMDXCVIII in latino si scrive duo milia quingenti nonaginta octo,
mentre in italiano duemilacinquecentonovantotto.
MMDLXXIX, MMDLXXX, MMDLXXXI, MMDLXXXII, MMDLXXXIII, MMDLXXXIV, MMDLXXXV, MMDLXXXVI, MMDLXXXVII, MMDLXXXVIII, MMDLXXXIX, MMDXC, MMDXCI, MMDXCII, MMDXCIII, MMDXCIV, MMDXCV, MMDXCVI, MMDXCVII, MMDXCIX, MMDC, MMDCI, MMDCII, MMDCIII, MMDCIV, MMDCV, MMDCVI, MMDCVII, MMDCVIII, MMDCIX, MMDCX, MMDCXI, MMDCXII, MMDCXIII, MMDCXIV, MMDCXV, MMDCXVI, MMDCXVII