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Scientific Notation Converter - Decimal to E-notation

Free online scientific notation converter. Convert large and small numbers to 1.23 x 10^n format and back to decimal.

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What is Scientific Notation?

Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. It typically follows the format: a × 10ⁿ

a

A number between 1 and 10.

The digits of the number. It must be at least 1 and less than 10.

10

The base (usually 10).

In standard scientific notation, the base is always 10.

n

The power that the base is raised to.

The power that the base is raised to.