Use the form below to do your conversion.
Solution
Step1
Log215803=Log(5803) ÷ Log(21)
Log(5803)= 3.7636525705645
Log(21)=1.3222192947339
Log215803=3.7636525705645 ÷ 1.3222192947339
Ans=2.846466229584
Step2
Alternatively, the logarithm can be calculated like this.