4 ms·

What unit is mm? Millimetres?

• eternalban 4y ago
  MM is 1 million. mm = 1 millimeter.
• ewhanley 4y ago
  million (m = 1000, m * m = 1000000)
  • infradig 4y ago
    Since when? K/k = 1000, M/m = 1000000.
    • Thrymr 4y ago
      Also not consistently, SI units and prefixes are case sensitive.
• deleted 4y ago
  [deleted]
• Thrymr 4y ago
  This abbreviation is not in the article (nor is the number). And the HN headline now says "5M" which is maybe a more common abbreviation for "million".