Use the form below to do your conversion.
Solution
Step1
Log20785=Log(785) ÷ Log(20)
Log(785)= 2.8948696567453
Log(20)=1.301029995664
Log20785=2.8948696567453 ÷ 1.301029995664
Ans=2.2250598882371
Step2
Alternatively, the logarithm can be calculated like this.