Use the form below to do your conversion.
Solution
Step1
Log21559=Log(559) ÷ Log(21)
Log(559)= 2.7474118078864
Log(21)=1.3222192947339
Log21559=2.7474118078864 ÷ 1.3222192947339
Ans=2.0778790771158
Step2
Alternatively, the logarithm can be calculated like this.