Show map of USA. Haywood is an unincorporated community in Harrison County, West Virginia, United States. Haywood is located on West Virginia Route 20 0.5 miles (0.80 km) northeast of Lumberport. Haywood has a post office with ZIP code 26366.
prime polynomial. (mathematics). A polynomial whose only factors are itself and constants. 1  Facebook.
List of prime numbers. A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. By Euclid's theorem, there are an infinite number of prime numbers. Subsets of the prime numbers may be generated with various formulas for primes. The first 1000 primes are listed below, followed by lists of notable types of prime numbers in alphabetical order, giving their respective first terms. 1 is neither prime nor composite.