Use the form below to do your conversion.
Solution
Step1
Log213007=Log(3007) ÷ Log(21)
Log(3007)= 3.4781334281005
Log(21)=1.3222192947339
Log213007=3.4781334281005 ÷ 1.3222192947339
Ans=2.6305269042383
Step2
Alternatively, the logarithm can be calculated like this.