Concepts2
∑MathIntermediate
Euler's Totient Function
Euler's Totient Function φ(n) counts how many integers from 1 to n are coprime with n.
#euler totient#phi function#coprime count+12
∑MathIntermediate
Prime Factorization
Prime factorization expresses any integer greater than 1 as a product of primes raised to powers, uniquely up to ordering.
#prime factorization#trial division#spf sieve+12