Use the form below to do your conversion.
Solution
Step1
Log21725=Log(725) ÷ Log(21)
Log(725)= 2.860338006571
Log(21)=1.3222192947339
Log21725=2.860338006571 ÷ 1.3222192947339
Ans=2.1632856349647
Step2
Alternatively, the logarithm can be calculated like this.