Use the form below to do your conversion.
Solution
Step1
Log21187=Log(187) ÷ Log(21)
Log(187)= 2.2718416065365
Log(21)=1.3222192947339
Log21187=2.2718416065365 ÷ 1.3222192947339
Ans=1.7182033385723
Step2
Alternatively, the logarithm can be calculated like this.