Use the form below to do your conversion.
Solution
Step1
Log2111987=Log(11987) ÷ Log(21)
Log(11987)= 4.0787105053283
Log(21)=1.3222192947339
Log2111987=4.0787105053283 ÷ 1.3222192947339
Ans=3.0847458674766
Step2
Alternatively, the logarithm can be calculated like this.