Power Calculators

log10 Common Log Calculator

Calculate the common logarithm, base 10.

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Enter details

Fill in the details and click Calculate to see your results.


Also available in our Android app, with charts and full breakdown tables.

📘 About the Log Base 10

Common in scientific notation and orders of magnitude.

🧮 Formula

Where

  • log10(x) = log base 10 of x
Input must be positive.

✏️ Worked example

log10 of 1000

You enter
Number1000
You get
log10 Result3
Valid Input1

The result is 3.

Try this example →

🧭 How to use this calculator

What you enter

  • Number

What you get

  • log10 Result
  • Valid Input

💡 Common uses

  • School mathematics and algebra
  • Scientific calculations
  • Engineering and measurement

❓ Frequently asked questions

What is log10(1000)?

3.