Owlet puzzle #56
Released Sunday, August 30, 2026 UTC
6
the answer for puzzle #56
The five clues
- A single-digit triangular number.
- A perfect number.
- The sum of its proper divisors (1+2+3) equals itself.
- Also 1 × 2 × 3.
- The only number that is both the sum and product of the same three positive integers.
Backstory
6 is the smallest perfect number: 1 + 2 + 3 = 6 and 1 · 2 · 3 = 6, the only number that is both the sum and the product of the same three consecutive positive integers. It's also the second triangular number and the number of sides of a regular hexagon that tiles the plane.
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