Owlet puzzle #104
Released Saturday, October 17, 2026 UTC
27
the answer for puzzle #104
The five clues
- A two-digit perfect cube.
- A perfect cube whose digit sum is a power of three.
- A power of three with an odd exponent.
- Equal to the number of small cubes in a Rubik's cube (including hidden center).
- The cube of the smallest odd prime.
Backstory
27 = 3³ is the number of straight lines on a smooth cubic surface — a nineteenth-century theorem of Cayley and Salmon (1849). It's also the number of unit cubies making up a Rubik's Cube (3·3·3), and the smallest cube greater than 8.
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