if log 2 = 0.30103, the number of digits in 2128 is
.	Choose the correct choice from the following answers:
A) 38
B) 39
C) 40
D) 41
E) 56
log(2128) = 128log(2) = 128 × 0.30103 ≈ 38.4   ie, its characteristic = 38   Hence, number of digits in 2128 = 38+1= 
<gadget id="calculator">38+1</gadget>
<output>39</output>
39   Answer: Option 39
<result>B</result>
if log 2 = 0.30103, the number of digits in 2128 is
.