Use the form below to do your conversion.
Solution
Step1
Log217423=Log(7423) ÷ Log(21)
Log(7423)= 3.8705794605527
Log(21)=1.3222192947339
Log217423=3.8705794605527 ÷ 1.3222192947339
Ans=2.9273354850956
Step2
Alternatively, the logarithm can be calculated like this.