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The magic Number (Posted on 2004-03-17) Difficulty: 1 of 5
Whats the smallest number ("the magic number") that can satisfy these conditions?

- its positive

- it is not divisible by any number below 20 (excluding 1)

- the average of the digits is an even number between 3 and 9

See The Solution Submitted by Victor Zapana    
Rating: 3.3333 (9 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Solution speedy SOLUTION | Comment 1 of 35
it took me 5 sec to arrive at 37

if I find a smaller number I'll post a new solution

REM: ORIGINALLY I PUY 53 AND THEN (stupid!!) "corrected " to 37
5 sec is good enough - the rest is tragedy..

.... not to be carried away


Edited on March 17, 2004, 8:36 am
Edited on March 17, 2004, 3:40 pm
  Posted by Ady TZIDON on 2004-03-17 08:33:57
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