3 ms·
I find lots of solutions in binary, e.g. 3 and 5: 011 * 101 = 001111. Or if you don't like leading zeroes, 22*29: 10110 * 11101 = 1001111110 A general solution
by kens 2y ago
I find lots of solutions in binary, e.g. 3 and 5: 011 * 101 = 001111. Or if you don't like leading zeroes, 22*29: 10110 * 11101 = 1001111110
A general solution is 2^n+9 and 2^(n+1)-2 for n >= 5
- card_zero 2y agoGood one, I didn't look as far as ten places.