Use the form below to do your conversion.
Solution
Step1
Log2111513=Log(11513) ÷ Log(21)
Log(11513)= 4.0611885046621
Log(21)=1.3222192947339
Log2111513=4.0611885046621 ÷ 1.3222192947339
Ans=3.0714939048589
Step2
Alternatively, the logarithm can be calculated like this.