20200614, 08:04  #1 
Mar 2018
2×269 Posts 
512
Is 512 the only cube with the property that if the digits are reversed, the reverse 215 is a cube minus one?

20200614, 09:13  #2 
Sep 2002
Database er0rr
2^{2}·1,087 Posts 

20200614, 11:44  #3  
Sep 2002
Database er0rr
2^{2}·1,087 Posts 
Quote:
(8*10^n)^3 == 512*10^(3*n). Reversed it is 000...000215 which is 1 fewer than 6^3 
