KnowraPrime-counting functionLinked fromLinked fromThe 30 pages that link to Prime-counting function, each with the reason it gives.All 30Broader topic 2Related 25Narrower topic 1Compared with 2Prime factorizationCompared with: It studies the distribution of primes rather than decomposing a particular integer.Euler's totient functionCompared with: It counts primes in an interval, while φ(n) counts integers coprime to a fixed modulus.