555,555,555,555,556/Mistake
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Source Work
1986: David Wells: Curious and Interesting Numbers:
- The Dictionary
- $555,555,555,555,556$
Mistake
Correction
It appears not.
\(\ds 555\,555\,555\,555\,556^2\) | \(=\) | \(\ds 308\,641\,975\,308\,642\,469\,135\,802\,469\,136\) | ||||||||||||
\(\ds 308\,641\,975\,308\,642 + 469\,135\,802\,469\,136\) | \(=\) | \(\ds 777\,777\,777\,777\,778\) |
It does not appear possible to divide $555\,555\,555\,555\,556^2$ into two parts which sum to $555\,555\,555\,555\,556$.
This section has been removed from Curious and Interesting Numbers, 2nd ed. of $1997$.
Sources
- 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $555,555,555,555,556$