KnowraComposite numberLinked fromLinked fromThe 13 pages that link to Composite number, each with the reason it gives.All 13Related 4Narrower topic 1Compared with 8Prime numberCompared with: Composite numbers are precisely the natural numbers greater than 1 that are not prime.Prime factorizationCompared with: Composite integers can be split into smaller factors before reaching primes.Primality testCompared with: A compositeness witness can conclusively reject a candidate as prime.Euclid's lemmaCompared with: A composite divisor of a product need not divide either factor, unlike a prime.Even numberCompared with: Evenness alone does not imply compositeness because 2 is prime.Euclid's theoremCompared with: The constructed number need not be prime; any prime factor suffices.Agoh–Giuga conjectureCompared with: A single composite satisfying the congruence would disprove the conjecture.Agrawal's conjectureCompared with: The conjecture predicts a nonzero intermediate coefficient for every composite modulus.