Scientific Notation Converter
Convert between standard numbers and scientific notation. Handle very large and very small numbers easily.
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Standard → Scientific
Scientific → Standard
× 10^
Formula
Scientific Notation: a × 10ⁿ where 1 ≤ |a| < 10Scientific Notation
Scientific notation expresses numbers as a coefficient (between 1 and 10) multiplied by a power of 10. For example, 3,500,000 = 3.5 × 10⁶ and 0.00042 = 4.2 × 10⁻⁴.
Frequently Asked Questions
When is scientific notation used?
In science, engineering, and computing for very large numbers (distance to stars) or very small numbers (atom sizes).