Set of 7 Anagrams which are Square
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Theorem
The following integers are all anagrams, and all square:
- $1 \, 048 \, 576, 1 \, 056 \, 784, 1 \, 085 \, 764, 5 \, 740 \, 816, 5 \, 764 \, 801, 6 \, 754 \, 801, 7 \, 845 \, 601$
Proof
\(\ds 1 \, 048 \, 576\) | \(=\) | \(\ds 1024^2\) | ||||||||||||
\(\ds 1 \, 056 \, 784\) | \(=\) | \(\ds 1028^2\) | ||||||||||||
\(\ds 1 \, 085 \, 764\) | \(=\) | \(\ds 1042^2\) | ||||||||||||
\(\ds 5 \, 740 \, 816\) | \(=\) | \(\ds 2396^2\) | ||||||||||||
\(\ds 5 \, 764 \, 801\) | \(=\) | \(\ds 2401^2\) | ||||||||||||
\(\ds 6 \, 754 \, 801\) | \(=\) | \(\ds 2599^2\) | ||||||||||||
\(\ds 7 \, 845 \, 601\) | \(=\) | \(\ds 2801^2\) |
$\blacksquare$
Sources
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $1,048,576$