Scientific Notation Calculator
Convert decimals to scientific notation and expand values written as coefficient × 10ⁿ or E notation.
How to use the tool
Enter the requested values and choose a mode or operation when needed. Fields start empty so results always reflect your own data.
0.000045 is represented as 4.5 × 10⁻⁵ or 4.5e-5.
Formula and method
Decimal expansion is built as text to preserve large digit sequences.
a × 10ⁿ, con 1 ≤ |a| < 10
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