Use the form below to do your conversion.
Solution
Step1
Log215089=Log(5089) ÷ Log(21)
Log(5089)= 3.7066324508733
Log(21)=1.3222192947339
Log215089=3.7066324508733 ÷ 1.3222192947339
Ans=2.8033416738327
Step2
Alternatively, the logarithm can be calculated like this.