Number theory functions The following kernel functions are related to number theory: binomial combinations coprime cototient divisors factorial FactorizedExpression factors Fibonacci gcd IsCarolNumber IsPrime IsSquareFree JacobiSymbol KroneckerSymbol lcm LegendreSymbol Lucas Mertens mod MöbiusMu NextPrime permutations PrevPrime prime PrimeFactors PrimePi rad totient