Use the form below to do your conversion.
Solution
Step1
Log21107=Log(107) ÷ Log(21)
Log(107)= 2.0293837776852
Log(21)=1.3222192947339
Log21107=2.0293837776852 ÷ 1.3222192947339
Ans=1.5348314653762
Step2
Alternatively, the logarithm can be calculated like this.