Scientific Notation Converter
Convert numbers between decimal and scientific formats.
Scientific Notation Converter
Convert between standard decimal, scientific notation, engineering format, and SI metric prefixes with instant step-by-step breakdown.
Input Number
Enter any regular decimal, E-notation (1.23e4), or scientific notation (3.4 x 10^5).
Normalized form where 1 ≤ |a| < 10 and b is an integer exponent.
Step-by-Step Conversion Breakdown
Understand how the decimal point is shifted to produce standard scientific notation.
In the expanded number, locate where the decimal point currently resides:
Shift decimal point 23 places to the LEFT until 1 digit is on the left.
Moved LEFT (original value ≥ 10) → exponent is positive: +23
About Scientific Notation Converter
Switch standard decimals to scientific or engineering notation with ease. Great for physics and math.
Your files and data are processed locally in your browser memory. Never uploaded to remote servers.
Instant access with no account, no email sign-up, no passwords, and no subscription paywalls.
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Zero data retention, no user tracking cookies, and GDPR/HIPAA friendly. Your data remains strictly yours.
Fully responsive on desktop, tablet, and mobile devices without installing software or extensions.
How to Use
- Enter a standard decimal or a number in scientific notation.
- The opposite format will be generated automatically.
- Adjust the precision if needed.
- Copy the result.