Question 1089127
.
<pre>
  (1+3+5+7+9) +

+ (1+3+5+7+9)*10 +

+ (1+3+5+7+9)*100 +

+ (1+3+5+7+9)*1000 +

+ (1+3+5+7+9)*10000    = 25*11111 = 277775.
</pre>

Solved.