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30 (thirty) is a positive integer following 29 and preceding 31. Its ordinal form is written "30th" or "thirtieth".

Properties[]

In googology[]

30-0

As a banknote denomination[]

The Tunisian dinar had banknotes with this number in the denomination.

Sources[]

  1. OEIS A007304 (Sphenic numbers: products of 3 distinct primes.)
  2. Numbers from quick array notation - Integral View
  3. Pointless Googolplex Stuffs - DLMAN Part 1 (retrieved 9 November 2024)