Scientific Notation Converter
Convert between decimal and scientific notation formats instantly. Perfect for scientific calculations, engineering, and academic use.
→ Decimal to Scientific Notation
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← Scientific to Decimal
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Understanding Scientific Notation
Scientific notation is a way to express very large or very small numbers concisely. It's commonly used in science, engineering, and mathematics to handle numbers that would otherwise be unwieldy to write out in full decimal form.
The format consists of two parts:
- A coefficient (a number between 1 and 10)
- An exponent (a power of 10)
For example, the speed of light is approximately 299,792,458 meters per second. In scientific notation, this is written as 2.99792458 × 108 m/s.
This converter allows you to easily switch between standard decimal notation and scientific notation, making it simpler to work with extremely large or small numbers in calculations.
Common Examples
0.000000001
1 × 10-9
6,022,000,000,000,000,000,000
6.022 × 1023 (Avogadro's number)
0.0000000000000000001602176634
1.602176634 × 10-19 (Electron charge)
149,600,000,000
1.496 × 1011 m (Earth-Sun distance)
Magnitude Reference Chart
| Prefix | Symbol | Power | Decimal |
|---|---|---|---|
| yotta | Y | 1024 | 1,000,000,000,000,000,000,000,000 |
| zetta | Z | 1021 | 1,000,000,000,000,000,000,000 |
| exa | E | 1018 | 1,000,000,000,000,000,000 |
| peta | P | 1015 | 1,000,000,000,000,000 |
| tera | T | 1012 | 1,000,000,000,000 |
| giga | G | 109 | 1,000,000,000 |
| mega | M | 106 | 1,000,000 |
| kilo | k | 103 | 1,000 |
| milli | m | 10-3 | 0.001 |
| micro | μ | 10-6 | 0.000001 |
| nano | n | 10-9 | 0.000000001 |
| pico | p | 10-12 | 0.000000000001 |