Find the number of different prime factors of 2400  Choose the most appropriate option:
A) 4  B) 2  C) 3  D) 5  E) 6
Explanation:   L.C.M of 2400 = 3 x 2 x 2 x 2 x 2 x 2 x 5 x 5   3, 2, 5   Number of different prime factors is 3.   Answer: Option 3
<result>C</result>
Find the number of different prime factors of 2400