Scientific Notation Converter

Convert to & from scientific notation

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Full guide

How Scientific Notation Works

Learn a×10^n scientific notation, engineering form, E-notation, and how to handle huge or tiny numbers — with examples and a free converter.

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About Scientific Notation Converter

A bidirectional scientific notation converter. Enter a number in standard form to see it in scientific notation (a × 10ⁿ), or enter scientific notation to get the expanded number. Also shows engineering notation (exponents in multiples of 3), E-notation for programming, significant figures count, and order of magnitude. Handles very large and very small numbers with arbitrary precision. Essential for scientists, engineers, students, and anyone working with extreme numeric ranges.

Scientific Notation Converter Features

  • Standard ↔ scientific
  • Engineering notation
  • E-notation output
  • Sig fig count
  • Order of magnitude

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