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SI prefix converter

Convert a numeric value between common SI prefixes.

Applied rule

Multiplies by 10^(source exponent − target exponent).

Boundary

The converter changes scale only; it does not validate dimensions or significant figures.

Result

Enter your own values or load the documented example, then run the local check.

This tool keeps input only in this page's component state. It does not upload, persist, log, or add your input or result to a URL. Anonymous analytics records only the fixed tool action and pathname.

Method source

BIPM SI Brochure. The source supports the underlying convention or review method; it does not endorse LabCrux.