Use the form below to do your conversion.
Solution
Step1
Log42147=Log(2147) ÷ Log(4)
Log(2147)= 3.3318320444362
Log(4)=0.60205999132796
Log42147=3.3318320444362 ÷ 0.60205999132796
Ans=5.5340532379294
Step2
Alternatively, the logarithm can be calculated like this.