Use the form below to do your conversion.
Solution
Step1
Log215257=Log(5257) ÷ Log(21)
Log(5257)= 3.7207379770184
Log(21)=1.3222192947339
Log215257=3.7207379770184 ÷ 1.3222192947339
Ans=2.8140097424362
Step2
Alternatively, the logarithm can be calculated like this.