Use the form below to do your conversion.
Solution
Step1
Log213587=Log(3587) ÷ Log(21)
Log(3587)= 3.554731376676
Log(21)=1.3222192947339
Log213587=3.554731376676 ÷ 1.3222192947339
Ans=2.6884582541138
Step2
Alternatively, the logarithm can be calculated like this.