almost prime
The term "almost prime" refers to natural numbers with a limited number of prime factors, often used in number theory and programming challenges.
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Definition
C1Number Theory
(technical, academic)A natural number with a limited number of prime factors, often defined by a constant K.
Example
- The number 6 is an almost prime because it has two prime factors: 2 and 3.
- Mathematicians study almost primes to understand their distribution among natural numbers.
C1Number Theory
(technical, academic)A natural number with exactly k prime factors, where k is a fixed number.
Example
- A 2-almost prime could be the number 15, as it is the product of the primes 3 and 5.
- All prime numbers are 1-almost primes because they have exactly one prime factor.
Similar
Terms that have similar or relatively close meanings to "almost prime":
prime idealprime numberassociated primerelatively primeprime number theoremprimitive elementprimitive polynomial