#math trivia for #June25: #176 is a multiple of 11 but unlike 22, 33, 44, … doesn’t have repeated digits. Or does it? — Burt Kaliski Jr. (@modulomathy) June 24, 2012 Answer: 176 would have repeated digits in a redundant decimal representation, where each digit can have more values than the usual 0-9. In particular, … Continue reading →