H.C.F of 4 * 27 * 3125, 8 * 9 * 25 * 7 and 16 * 81 * 5 * 11 * 49 is___________?

A. 180
B. 360
C. 540
D. 1260

Explanation:

4 * 27 * 3125 = 2² * 3³ * 5⁵;

8 * 9 * 25 * 7 = 2³ * 3² * 5² * 7;

16 * 81 * 5 * 11 * 49 = 2⁴ * 3⁴ * 5 * 7² * 11

H.C.F = 2² * 3² * 5 = 180.