Use the form below to do your conversion.
Solution
Step1
Log211031=Log(1031) ÷ Log(21)
Log(1031)= 3.0132586652835
Log(21)=1.3222192947339
Log211031=3.0132586652835 ÷ 1.3222192947339
Ans=2.2789401707301
Step2
Alternatively, the logarithm can be calculated like this.