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Scientific Notation Converter

Convert a number to scientific and engineering notation, or turn notation like 1.5e3 into a plain number.

Scientific notation
1.2345 ร— 10^4
E notation
1.2345e+4
Engineering notation
12.345 ร— 10^3
Standard form
12,345

What is Scientific Notation Converter?

Scientific notation writes very large or very small numbers as a number between 1 and 10 times a power of 10. For example 12,345 is 1.2345 ร— 10โด.

What this tool does

Takes a number or notation such as 1.5e3 or 3 x 10^5 and shows it in scientific notation, E notation, engineering notation (powers of 10 that are multiples of 3) and standard form.

How to use it

  1. Type your number.
  2. Read the different forms.
  3. Copy the one you need.

Did you know?

  • Calculators show 1.5e3 for 1.5 ร— 10ยณ. The e stands for exponent.
  • Engineering notation lines up with the metric prefixes kilo, mega and giga.

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