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
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