Can there exist a number of the form \(xyxyxy\) which is a perfect power???
Details and Assumptions:\textbf{Details and Assumptions:}Details and Assumptions:A perfect power means a number of the form pkp^{k}pk where ppp is an integer.
Note by Eddie The Head 7 years, 1 month ago
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2 \times 3
2^{34}
a_{i-1}
\frac{2}{3}
\sqrt{2}
\sum_{i=1}^3
\sin \theta
\boxed{123}
xyxyxy‾ \overline{xyxyxy} xyxyxy
=xy‾×10101 = \overline{xy} \times 10101 =xy×10101
=xy‾×3×7×13×37 = \overline{xy} \times 3 \times 7 \times 13 \times 37 =xy×3×7×13×37
This implies that for xyxyxy‾ \overline{xyxyxy} xyxyxy to be a perfect power, xy‾ \overline{xy} xy must contain a factor of 3,7,13 3 ,7,13 3,7,13 and 37 37 37 which is not possible as it will cause it to be greater than 2 digits.
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Easy Math Editor
This discussion board is a place to discuss our Daily Challenges and the math and science related to those challenges. Explanations are more than just a solution — they should explain the steps and thinking strategies that you used to obtain the solution. Comments should further the discussion of math and science.
When posting on Brilliant:
*italics*
or_italics_
**bold**
or__bold__
paragraph 1
paragraph 2
[example link](https://brilliant.org)
> This is a quote
\(
...\)
or\[
...\]
to ensure proper formatting.2 \times 3
2^{34}
a_{i-1}
\frac{2}{3}
\sqrt{2}
\sum_{i=1}^3
\sin \theta
\boxed{123}
Comments
xyxyxy
=xy×10101
=xy×3×7×13×37
This implies that for xyxyxy to be a perfect power, xy must contain a factor of 3,7,13 and 37 which is not possible as it will cause it to be greater than 2 digits.
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Nice job!