Burt Kaliski Jr. (@modulomathy) 4/21/12 3:27 PM #math trivia for #April21: #112 is four times a perfect number. Does that make it more or less abundant? Is there a general rule? The divisors of 112 are 1, 2, 4, 7, 8, 14, 16, 28, 56, and 112. The sum of the divisors less than the … Continue reading →