Scientific Notation Converter
Convert between decimal numbers and scientific notation.
Scientific: 2.99792458 × 10^8
Decimal: 602200000000000000000000
Switch a plain number to scientific (standard-form) notation and back.
How to use
- Enter a decimal number to see its scientific form.
- Enter scientific notation (e.g. 6.022e23) to expand it.
- Copy either result.
Frequently asked questions
- What formats are accepted?
- Both 6.022e23 and 6.022 × 10^23 styles are recognized.
- How precise is it?
- The mantissa keeps up to 12 significant digits.