Use the form below to do your conversion.
Solution
Step1
Log216875=Log(6875) ÷ Log(21)
Log(6875)= 3.8372727025023
Log(21)=1.3222192947339
Log216875=3.8372727025023 ÷ 1.3222192947339
Ans=2.902145444243
Step2
Alternatively, the logarithm can be calculated like this.