if log 4 = 0.60205, the number of digits in 4128 is	Select the correct option:
A) 22 B) 39 C) 78 D) 28 E) 11
Explanation:   log(4128) = 128log(4) = 128 × 0.60205 ≈ 77.06   ie, its characteristic = 77   Hence, number of digits in 2128 = 77+1= 
<gadget id="calculator">77+1</gadget>
<output>78</output>
78   Answer: Option 78
<result>C</result>
if log 4 = 0.60205, the number of digits in 4128 is