Owlet puzzle #19
Released Friday, July 24, 2026 UTC
39
the answer for puzzle #19
The five clues
- A two-digit number.
- Sometimes called the first uninteresting number.
- Product of two primes: 3 · 13.
- Berry paradox: 'the smallest number without an interesting property' — thereby interesting.
- 39 = 3·13 = the third distinct semiprime after 6 and 10 that's odd.
Backstory
The 'smallest uninteresting number' problem is a self-refuting exercise. 39 is one candidate.
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