95 (number)
From Halbeeg, the open encyclopedia · Af-Soomaali
75 languages
95 is a natural number that lies on the number line between 94 and 96. It is a whole number, written as 95 in the decimal system, which is the standard base-ten numbering system used internationally.
Like other small numbers, 95 is used for counting, ordering (for example, the 95th item), and measurement. It also serves as an identifier in various organized systems, such as reference numbers across different sections.
Mathematical properties
95 is a composite number, meaning it has factors other than 1 and itself. Its prime factorization is 5 × 19. Its complete set of divisors is 1, 5, 19, and 95. The sum of its proper divisors is 1 + 5 + 19 = 25, which is less than 95, making it a deficient number.
95 is an odd number because it cannot be evenly divided by 2. It is also a semiprime, a number composed of the product of exactly two prime numbers. In binary notation, it is written as 1011111.
General usage
A 95% confidence level is a standard threshold used to measure confidence in statistical analysis; the 95% confidence interval is a method of showing the range within which results are likely to fall. In chemistry, 95 is the atomic number of americium.