Owlet puzzle #54
Released Friday, August 28, 2026 UTC
371
the answer for puzzle #54
The five clues
- A three-digit odd number.
- A three-digit odd number whose digit sum is prime.
- A three-digit narcissistic number between 370 and 407.
- Sum of the cubes of its digits equals itself.
- Second of exactly four three-digit narcissistic numbers.
Backstory
371 = 3³ + 7³ + 1³ = 27 + 343 + 1 is a three-digit narcissistic (Armstrong) number. The complete base-10 list of three-digit narcissistic numbers is exactly 153, 370, 371, and 407 — narcissistic numbers exist in every base but are finite in each.
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