Identify the number of positive integeres?

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Identify the number of positive integeres?

Identify the number of positive integers that are thirteen times the sum of their digits? (Hint there are 3 in from 0 – 10,0000)

2007-02-20 20:34:03 · 1 answers · asked by mcubea 2 in Science & Mathematics ➔ Mathematics

1 answers

Thanks, there's only 3, then. Obviously, 13 x 9(4) is far less than 9,999, and gets worse with numbers higher than 9,999.

The 3 numbers are 117, 156, and 195

2007-02-20 20:41:53 · answer #1 · answered by Scythian1950 7 · 2⤊ 0⤋