# Exponent, Root & Logarithm Calculator

> Calculate powers, nth roots, logarithms in any base, and exponentials.

To calculate exponents, roots and logarithms, choose the operation and enter your values. Powers, nth roots, logarithms in any base, natural logs and exponentials are all supported, and each result shows the working so you can check it.

**URL:** https://convertto.tech/t/exponent-logarithm-calculator
**Category:** Calculators (https://convertto.tech/c/calculators)
**Privacy:** Runs entirely in the browser; no upload
**Cost:** Free, no sign-up
**Last updated:** 2026-08-01

## Key facts

- **Privacy:** Runs entirely in your browser — nothing is uploaded
- **Cost:** Free, unlimited, no sign-up

## How to use

1. Choose the calculate.
2. Set the value (a).
3. Set the second value (b).
4. The result appears immediately — copy or download it.

## FAQ

### Why does the calculator reject log of a negative number?

There is no real number you can raise a positive base to that gives a negative result. Logarithms of negative numbers exist only in the complex plane, which this calculator does not cover.

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