64 (number) 64 (number) 64 (sixty-four) is the natural number following 63 and preceding 65. Sixty-four is the square of 8, the cube of 4, and the sixth power of 2. It is the smallest number with exactly seven divisors. It is the lowest positive power of two that is adjacent to neither a Mersenne prime nor a Fermat prime. 64 is the sum of Euler's totient function for the first fourteen integers. It is also a dodecagonal number and a centered triangular number. 64 is also the first whole number that is both a perfect square and a perfect cube. Since
The Genius: Rule Breaker cubes have been auctioned off, players find the grand total of the cubes they accumulated. If a player acquired one or more consecutive numbers, the lowest negative number (that is, the one closest to zero) is the only one that is counted. One point is also added to the total for every chip the player has at the end of the auction. (e.g.: a -5 cube, a -6 cube, a -10 cube, and three chips would total -12.) The player with the lowest negative total (closest to zero) wins five garnets, two Tokens, and a clue for the Token of