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Internet Message Format  |  1992-12-17  |  764 b 
  1. Path: sparky!uunet!zaphod.mps.ohio-state.edu!uwm.edu!ogicse!flop.ENGR.ORST.EDU!flop.ENGR.ORST.EDU!usenet
  2. From: koc@rize.ECE.ORST.EDU (Cetin Kaya Koc)
  3. Newsgroups: sci.math
  4. Subject: Re: What is the number
  5. Message-ID: <1gqlc2INN34g@flop.ENGR.ORST.EDU>
  6. Date: 17 Dec 92 19:45:06 GMT
  7. Article-I.D.: flop.1gqlc2INN34g
  8. References: <KOSOWSKY.92Dec17125053@schottky.harvard.edu>
  9. Organization: College of Engineering, Oregon State University
  10. Lines: 7
  11. NNTP-Posting-Host: rize.ece.orst.edu
  12.  
  13. >    Whose sum of the factorials of the digits is the number itself
  14. > Two examples come immediately to mind:  1
  15. >                                 145
  16.  
  17. 145 is correct: 1! + 4! + 5! = 1 + 24 + 120 = 145.
  18. Also 40585 = 4! + 0! + 5! + 8! + 5! = 24 + 1 + 120 + 40320 + 120
  19.                                     = 40585
  20.