64 (number) it is possible to find sequences of 64 consecutive integers such that each inner member shares a factor with either the first or the last member, 64 is an Erdős–Woods number. In base 10, no integer added up to its own digits yields 64, hence it is a self number. 64 is a superperfect number—a number such that σ(σ("n")) = 2"n". 64 is the index of Graham's number in the rapidly growing sequence 3↑↑↑↑3, 3 ↑ 3,… Sixty-four is: 64 (number) 64 (sixty-four) is the natural number following 63 and preceding 65. Sixty-four is the square of 8, the cube
Cube (film series) the maze, while also trying to solve the mystery of what the cube is and why they are in it. However, the pressure of being in the Cube generally turns one of the prisoners into a homicidal maniac who preys on the others. "Cube Zero" was slightly different from the first two films in that it also dealt with the people on the outside of the Cube whose job it was to control the cube and oversee those within. A fourth film was rumored in March 2011, and a remake of the first film was announced in April 2015. In