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9! (Posted on 2005-02-28) Difficulty: 2 of 5

Find nine single digit numbers (other than 1, 2, 3, ..., and 9) with a sum of 45 and a product of 9! (362,880).

For instance, 2, 2, 3, 4, 5, 6, 7, 8, 8 add up to 45, but their product is 645,120.

Try finding the answer without the use of a program.

See The Solution Submitted by Erik O.    
Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Answer | Comment 11 of 12 |
The required nine single digit numbers are 1, 2, 4, 4, 4, 5, 7, 9, 9.
  Posted by K Sengupta on 2008-03-21 15:04:49
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