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Re^3: Puzzle: What is the largest integer whose digits are all different (and do not include 0) that is divisible by each of its individual digits?

by gri6507 (Deacon)
on Oct 27, 2005 at 15:16 UTC ( [id://503372]=note: print w/replies, xml ) Need Help??


in reply to Re^2: Puzzle: What is the largest integer whose digits are all different (and do not include 0) that is divisible by each of its individual digits?
in thread Puzzle: What is the largest integer whose digits are all different (and do not include 0) that is divisible by each of its individual digits?

Clever simplification. If the number is divisible by 9,8,7, and 5, then it must also be divisible by 4,3,2, and 1. At first I thought you forgot about the divide by 5 test, but the I saw that your number doesn't contain 5. Clever!
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