Burt Kaliski Jr. (@modulomathy) 3/2/12 9:09 PM #math trivia for #March2: #62 is 111110 base 2; with 5 ones this is “Hamming weight” 5. What other days this year have the same “weight”? The Hamming weight of an integer is the number of ones in its binary (base 2) representation. To find the different ways … Continue reading →