Use the form below to do your conversion.
Solution
Step1
Log21353=Log(353) ÷ Log(21)
Log(353)= 2.5477747053878
Log(21)=1.3222192947339
Log21353=2.5477747053878 ÷ 1.3222192947339
Ans=1.9268926989154
Step2
Alternatively, the logarithm can be calculated like this.