Scientific Notation Calculator

Convert and calculate with scientific notation

Enter a regular number or scientific notation (e.g., 1.5e8)

What is Scientific Notation?

Scientific notation expresses numbers as a coefficient multiplied by 10 raised to a power:

a × 10n

Where a is between 1 and 10, and n is an integer.

  • 300,000,000 = 3 × 108 = 3e8
  • 0.000001 = 1 × 10-6 = 1e-6

Common Scientific Values

  • Speed of light: 3 × 108 m/s
  • Earth's mass: 5.97 × 1024 kg
  • Avogadro's number: 6.022 × 1023
  • Planck's constant: 6.626 × 10-34 J·s