Scientific Notation Converter

Convert between standard form and scientific notation (a × 10ⁿ) in either direction, with steps.

How to convert to scientific notation

  1. Choose a direction: standard → scientific, or scientific → standard.
  2. Enter your number (or the coefficient and exponent).
  3. Read the converted value and the worked steps.

Frequently asked questions

What is scientific notation?

Scientific notation writes a number as a coefficient between 1 and 10 times a power of ten — for example, 12,345 = 1.2345 × 10⁴. It makes very large or very small numbers easy to write and compare.

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