Use the form below to do your conversion.
Solution
Step1
Log214945=Log(4945) ÷ Log(21)
Log(4945)= 3.6941662959332
Log(21)=1.3222192947339
Log214945=3.6941662959332 ÷ 1.3222192947339
Ans=2.7939134685496
Step2
Alternatively, the logarithm can be calculated like this.