Use the form below to do your conversion.
Solution
Step1
Log2115925=Log(15925) ÷ Log(21)
Log(15925)= 4.2020794410074
Log(21)=1.3222192947339
Log2115925=4.2020794410074 ÷ 1.3222192947339
Ans=3.1780503111271
Step2
Alternatively, the logarithm can be calculated like this.