Use the form below to do your conversion.
Solution
Step1
Log218311=Log(8311) ÷ Log(21)
Log(8311)= 3.9196532823104
Log(21)=1.3222192947339
Log218311=3.9196532823104 ÷ 1.3222192947339
Ans=2.964450222381
Step2
Alternatively, the logarithm can be calculated like this.