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Variety of divisors (Posted on 2015-12-03) Difficulty: 2 of 5
Find the smallest positive integer having divisors ending in 0, 1, 2, 3, ... 8, 9.

No Solution Yet Submitted by Ady TZIDON    
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re: solution | Comment 2 of 3 |
(In reply to solution by broll)

270 isn't divisible by 7 or 8.


I started with 9 and 7 since they're smaller than 19 and 17.  A 5 is needed and a 4 gets us 2, 2*3=6, 2*5=10, 2*9=18.  That makes 4*5*7*9=1260.

  Posted by xdog on 2015-12-03 11:48:49
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