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
Root, Switzerland three most popular parties were the CVP (33.5%), the FDP (14%) and the SPS (9.1%). The age distribution in Root is; 1,058 people or 25.1% of the population is 0–19 years old. 1,281 people or 30.4% are 20–39 years old, and 1,386 people or 32.9% are 40–64 years old. The senior population distribution is 355 people or 8.4% are 65–79 years old, 115 or 2.7% are 80–89 years old and 16 people or 0.4% of the population are 90+ years old. In Root about 66% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional