Use the form below to do your conversion.
Solution
Step1
Log213409=Log(3409) ÷ Log(21)
Log(3409)= 3.5326270012289
Log(21)=1.3222192947339
Log213409=3.5326270012289 ÷ 1.3222192947339
Ans=2.6717406222239
Step2
Alternatively, the logarithm can be calculated like this.