Use the form below to do your conversion.
Solution
Step1
Log21775=Log(775) ÷ Log(21)
Log(775)= 2.8893017025063
Log(21)=1.3222192947339
Log21775=2.8893017025063 ÷ 1.3222192947339
Ans=2.1851909997182
Step2
Alternatively, the logarithm can be calculated like this.