Use the form below to do your conversion.
Solution
Step1
Log213355=Log(3355) ÷ Log(21)
Log(3355)= 3.525692524505
Log(21)=1.3222192947339
Log213355=3.525692524505 ÷ 1.3222192947339
Ans=2.666496048384
Step2
Alternatively, the logarithm can be calculated like this.