Use the form below to do your conversion.
Solution
Step1
Log2131=Log(31) ÷ Log(21)
Log(31)= 1.4913616938343
Log(21)=1.3222192947339
Log2131=1.4913616938343 ÷ 1.3222192947339
Ans=1.1279231060793
Step2
Alternatively, the logarithm can be calculated like this.