Math Playground
Measurement

Metric prefixes

Kilo, mega, giga, milli, micro, nano — powers of ten with friendly names.

Prefixes scale any unit by powers of ten.

Common prefixes

  • giga (G) — 10⁹
  • mega (M) — 10⁶
  • kilo (k) — 10³
  • centi (c) — 10⁻²
  • milli (m) — 10⁻³
  • micro (μ) — 10⁻⁶
  • nano (n) — 10⁻⁹