Use the form below to do your conversion.
Solution
Step1
Log207805=Log(7805) ÷ Log(20)
Log(7805)= 3.8923729073984
Log(20)=1.301029995664
Log207805=3.8923729073984 ÷ 1.301029995664
Ans=2.9917626191331
Step2
Alternatively, the logarithm can be calculated like this.