Square of Small-Digit Palindromic Number is Palindromic/Examples/121

Example of Square of Small-Digit Palindromic Number is Palindromic

$121^2 = 14641$

Proof

  121
x 121
-----
  121
 2420
12100

-------
14641

$\blacksquare$

Sources

• 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $22$
• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $22$