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Math

Scientific Notation Converter

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Convert numbers to and from scientific notation (standard form) and E-notation, with adjustable significant figures. Great for science and engineering. Private.

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Privacy & Security

All processing happens locally in your browser — nothing is uploaded.

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update v1.0
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How to Use

Type a number (e.g. 0.00042 or 4.2e8) to convert between decimal and scientific notation.

Disclaimer: This tool is provided "as is" without warranty of any kind. Results are for educational and utility purposes.