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Two-three integers (Posted on 2017-10-15) Difficulty: 3 of 5
Call an integer a two-three integer if it is greater than 1 and has the form 2a * 3b, where a ≥ 0 and b ≥ 0.
Express 19992000 as a sum of two-three integers so that none of the addends divides another.

Source: Eighth Korean Mathematical Olympiad (Crux Math. Dec 1999)

No Solution Yet Submitted by Ady TZIDON    
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re(2): Analytic Solution Comment 6 of 6 |
(In reply to re: Analytic Solution by Charlie)

A typo, the last term 2^12*3 should be 2^18*3.  I mistyped the last line, which I will now fix.
  Posted by Brian Smith on 2017-10-15 21:54:25

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