5906

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Number

$5906$ (five thousand, nine hundred and six) is:

$2 \times 2953$

The $1$st integer which can be expressed as the sum of two rational $4$th powers, but not two integer $4$th powers

Also see

• Sum of Two Rational 4th Powers but not Two Integer 4th Powers

Sources

• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $5906$