Scientific Notation Calculator
Convert any number to and from scientific notation, round to significant figures, and perform arithmetic in scientific notation.
sig figs
Scientific notation reference
| Standard | Scientific | Engineering |
|---|---|---|
| 0.000001 | 1 × 10⁻⁶ | 1 × 10⁻⁶ |
| 0.001 | 1 × 10⁻³ | 1 × 10⁻³ |
| 1,000 | 1 × 10³ | 1 × 10³ |
| 1,000,000 | 1 × 10⁶ | 1 × 10⁶ |
| 6,674,000,000 | 6.674 × 10⁹ | 6.674 × 10⁹ |
| Speed of light (~3×10⁸ m/s) | 3 × 10⁸ | 300 × 10⁶ |