Use the form below to do your conversion.
Solution
Step1
Log21677=Log(677) ÷ Log(21)
Log(677)= 2.8305886686851
Log(21)=1.3222192947339
Log21677=2.8305886686851 ÷ 1.3222192947339
Ans=2.1407860859078
Step2
Alternatively, the logarithm can be calculated like this.