Use the form below to do your conversion.
Solution
Step1
Log211217=Log(1217) ÷ Log(21)
Log(1217)= 3.0852905782301
Log(21)=1.3222192947339
Log211217=3.0852905782301 ÷ 1.3222192947339
Ans=2.3334182087026
Step2
Alternatively, the logarithm can be calculated like this.