Use the form below to do your conversion.
Solution
Step1
Log21259=Log(259) ÷ Log(21)
Log(259)= 2.4132997640813
Log(21)=1.3222192947339
Log21259=2.4132997640813 ÷ 1.3222192947339
Ans=1.8251887366134
Step2
Alternatively, the logarithm can be calculated like this.