Use the form below to do your conversion.
Solution
Step1
Log211705=Log(1705) ÷ Log(21)
Log(1705)= 3.2317243833285
Log(21)=1.3222192947339
Log211705=3.2317243833285 ÷ 1.3222192947339
Ans=2.444166709864
Step2
Alternatively, the logarithm can be calculated like this.