Use the form below to do your conversion.
Solution
Step1
Log219545=Log(9545) ÷ Log(21)
Log(9545)= 3.9797759327297
Log(21)=1.3222192947339
Log219545=3.9797759327297 ÷ 1.3222192947339
Ans=3.0099212351387
Step2
Alternatively, the logarithm can be calculated like this.