Use the form below to do your conversion.
Solution
Step1
Log2171=Log(71) ÷ Log(21)
Log(71)= 1.8512583487191
Log(21)=1.3222192947339
Log2171=1.8512583487191 ÷ 1.3222192947339
Ans=1.400114456121
Step2
Alternatively, the logarithm can be calculated like this.