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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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  Subject Author Date
re(2): Analytic SolutionBrian Smith2017-10-15 21:54:25
re: Analytic SolutionCharlie2017-10-15 21:16:32
SolutionAnalytic SolutionBrian Smith2017-10-15 17:58:37
re(2): computer-aided solution -- another number continuedCharlie2017-10-15 17:01:30
re: computer-aided solution -- another numberCharlie2017-10-15 16:57:59
Solutioncomputer-aided solutionCharlie2017-10-15 16:54:45
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