635,318,657

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Number

$635 \, 318 \, 657$ is:

$41 \times 113 \times 241 \times 569$

The smallest positive integer which can be expressed as the sum of $2$ fourth powers in $2$ different ways:

$635 \, 318 \, 657 = 59^4 + 158^4 = 133^4 + 134^4$

Also see

• Smallest Positive Integer which is Sum of 2 Fourth Powers in 2 Ways

Sources

• 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $635,318,657$
• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $635,318,657$