Order of Magnitude Calculator

The order of magnitude calculator will show you the number in scientific notation (also called standard form), and based on that, return its order of magnitude.

Clear
Order of magnitude7the power of ten
Scientific notation9.3 × 10^7
Nearest SI prefixmega
log₁₀7.96848295
Rounded to one figure90,000,000

The method

order of magnitude = ⌊log₁₀|x|⌋