Il numero romano MMDXIX nel sistema decimale vale: 2519.
MMDXIX in latino si scrive duo milia quingenti undeviginti,
mentre in italiano duemilacinquecentodiciannove.
MMD, MMDI, MMDII, MMDIII, MMDIV, MMDV, MMDVI, MMDVII, MMDVIII, MMDIX, MMDX, MMDXI, MMDXII, MMDXIII, MMDXIV, MMDXV, MMDXVI, MMDXVII, MMDXVIII, MMDXX, MMDXXI, MMDXXII, MMDXXIII, MMDXXIV, MMDXXV, MMDXXVI, MMDXXVII, MMDXXVIII, MMDXXIX, MMDXXX, MMDXXXI, MMDXXXII, MMDXXXIII, MMDXXXIV, MMDXXXV, MMDXXXVI, MMDXXXVII, MMDXXXVIII