Use the form below to do your conversion.
Solution
Step1
Log215807=Log(5807) ÷ Log(21)
Log(5807)= 3.7639518260333
Log(21)=1.3222192947339
Log215807=3.7639518260333 ÷ 1.3222192947339
Ans=2.8466925577506
Step2
Alternatively, the logarithm can be calculated like this.