Use the form below to do your conversion.
Solution
Step1
Log218747=Log(8747) ÷ Log(21)
Log(8747)= 3.9418591265254
Log(21)=1.3222192947339
Log218747=3.9418591265254 ÷ 1.3222192947339
Ans=2.9812445955258
Step2
Alternatively, the logarithm can be calculated like this.