Common Log Calculator
Compute the base-10 logarithm of a positive number.
Calculator
Common Log Calculator
Result
—
Formula
log₁₀(x)
Step-by-step
- 1
Enter a positive number
log is defined for x > 0.
- 2
Read the result
The power of 10 that gives x.
Worked example
Example input: n: 1000
Result: 3
Related tools
- Natural Log
Logarithm base e.