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×10ⁿ

Scientific Notation Converter

Translate ordinary decimals to scientific notation and back, with both superscript and e-notation output.

4.2 × 10⁻⁴

E-notation: 4.2e-4

602,200,000,000,000,000,000,000

🔒 This tool runs entirely in your browser. Your data is never uploaded.

Frequently asked questions

What does it convert?

Between ordinary decimal numbers and scientific (E) notation, in both directions.

What is scientific notation?

A compact way to write very large or very small numbers as a coefficient times a power of ten, such as 6.02 x 10^23.

Is my input uploaded?

No — it's converted locally in your browser.

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