Use the form below to do your conversion.
Solution
Step1
Log218675=Log(8675) ÷ Log(21)
Log(8675)= 3.9382694834629
Log(21)=1.3222192947339
Log218675=3.9382694834629 ÷ 1.3222192947339
Ans=2.9785297334172
Step2
Alternatively, the logarithm can be calculated like this.