Least common multiple of 54, 48 and 72

Least common multiple of 54, 48 and 72

54=3×3×3×2,
48=3×2×2×2×2,
72=3×3×2×2×2,
The least common multiple of 54, 48 and 72 = 3 × 3 × 3 × 2 × 2 × 2 = 432
A: the least common multiple of 54, 48 and 72 is 432