Use the form below to do your conversion.
Solution
Step1
Log211045=Log(1045) ÷ Log(21)
Log(1045)= 3.0191162904471
Log(21)=1.3222192947339
Log211045=3.0191162904471 ÷ 1.3222192947339
Ans=2.283370317217
Step2
Alternatively, the logarithm can be calculated like this.