Use the form below to do your conversion.
Solution
Step1
Log215359=Log(5359) ÷ Log(21)
Log(5359)= 3.7290837570436
Log(21)=1.3222192947339
Log215359=3.7290837570436 ÷ 1.3222192947339
Ans=2.8203216908841
Step2
Alternatively, the logarithm can be calculated like this.