Find log value using simple calculator

Try out a very simple method to find out log value just by using your simple calculator.  Just follow the following simple steps.
1. Square root 15 times the number that you wish to convert as log function
2. Now subtract 1 from the above answer
3. Multiplying the answer with a constant number ie " 14230.4635"

For example,
       Let us find the " log 2 "value using our simple calculator.  According to the about steps,
1. 15 times root of 2 ie  1.00002115339
2. Subtract 1 from the above answer
         =1.00002115339-1
         =0.00002115339
3.  Multiply the constant 14230.4635 to the above answer ie
         =0.00002115339×14230.4635
         =0.30102254429

         The above is the required answer upto four decimal points.
          You may observe that this trick will be applicable accurately upto log 115 value. Try this trick and enjoy learning new ideas by just sharing it.