Use the form below to do your conversion.
Solution
Step1
Log215813=Log(5813) ÷ Log(21)
Log(5813)= 3.7644003229564
Log(21)=1.3222192947339
Log215813=3.7644003229564 ÷ 1.3222192947339
Ans=2.8470317578552
Step2
Alternatively, the logarithm can be calculated like this.