Use the form below to do your conversion.
Solution
Step1
Log21149=Log(149) ÷ Log(21)
Log(149)= 2.1731862684123
Log(21)=1.3222192947339
Log21149=2.1731862684123 ÷ 1.3222192947339
Ans=1.6435898924388
Step2
Alternatively, the logarithm can be calculated like this.