Use the form below to do your conversion.
Solution
Step1
Log2115085=Log(15085) ÷ Log(21)
Log(15085)= 4.178545314511
Log(21)=1.3222192947339
Log2115085=4.178545314511 ÷ 1.3222192947339
Ans=3.1602513525201
Step2
Alternatively, the logarithm can be calculated like this.