Use the form below to do your conversion.
Solution
Step1
Log213529=Log(3529) ÷ Log(21)
Log(3529)= 3.54765165836
Log(21)=1.3222192947339
Log213529=3.54765165836 ÷ 1.3222192947339
Ans=2.6831038334484
Step2
Alternatively, the logarithm can be calculated like this.