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233 (another Prime Pages' Curiosity) |
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times on that day (and possibly the next). (caldwell@utm.edu) 233 is an interesting Fibonacci prime. If divided by the Fibonacci number 144, it approximates the golden ratio. The smallest prime factor of 229 - 1. 2233 - 3 is prime. [Kulsha] Describing 233 and repeating the process with each new term produces five more primes, i.e., "one 2, two 3s," generates 1223, etc. [Rivera] Neil J. A. Sloane, editor-in-chief of the On-Line Encyclopedia of Integer Sequences, works at AT&T Shannon Laboratories in room C233. The only known multidigit Fibonacci prime whose digits are all Fibonacci primes. [Gupta] The only known Fibonacci prime whose sum of digits is a Fibonacci number. [Russo] "Pascal's Wager" appears in Pensées 233. Had Ray Bradbury used the metric system, he may have called his novel "Celsius 233." [Hartley] Claimed to be the first book with no verbs, The Train from Nowhere by Michel Thaler (a pseudonym) has 233 pages. [Opao] 233 is the final chapter of The Curious Incident of the Dog in the Night-Time by Mark Haddon, which uses all prime numbers for its chapters.
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