Cube of 11 is Palindromic
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Theorem
- $11^3 = 1331$
Proof
From Square of 11 is Palindromic:
- $11^2 = 121$
Thus:
121 x 11 ----- 121 1210 ----- 1331
$\blacksquare$
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $121$
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $121$