Use the form below to do your conversion.
Solution
Step1
Log21205=Log(205) ÷ Log(21)
Log(205)= 2.3117538610558
Log(21)=1.3222192947339
Log21205=2.3117538610558 ÷ 1.3222192947339
Ans=1.7483891441177
Step2
Alternatively, the logarithm can be calculated like this.