Scientific notation converter

How to use this tool

1. Enter your values or choose a local file. Replace the example data with your own.
2. Review options, units and assumptions, then run the tool.
3. Check the result before copying or downloading it. Keep an original copy of important files.

Method & assumptions

Convert numbers to and from scientific, E and engineering notation exactly, including very large and very small values.

Worked example

Number (e.g. 0.000123, 6.02e23, 6.02×10^23): 602214076000000000000000

→ Scientific notation: 6.02214076 × 10²³
→ E notation: 6.02214076e+23
→ Engineering notation: 602.214076 × 10²¹
→ Decimal notation: 602,214,076,000,000,000,000,000
→ Order of magnitude: 10²³

Limits & important notes

Basic release. Review the result before relying on it. File limits, supported cases and processing requirements are shown above.

Content updated: 2026-10-10