Use the form below to do your conversion.
Solution
Step1
Log21221=Log(221) ÷ Log(21)
Log(221)= 2.3443922736851
Log(21)=1.3222192947339
Log21221=2.3443922736851 ÷ 1.3222192947339
Ans=1.7730737125243
Step2
Alternatively, the logarithm can be calculated like this.