Factoring Calculator — Factor Numbers & GCF

Factor any integer into primes, plus GCF and LCM — fast, free and fully offline. From factoringcalculatoronline.com.

A fast, free factoring toolkit that lives in your browser toolbar. Factor any whole number into primes, and find the greatest common factor (GCF) and least common multiple (LCM) of any two numbers — all computed instantly on your device, with no account and no internet needed. What it does: • Prime factorization — enter a number up to 999,999,999,999 and see its prime factors with exponents (e.g. 360 = 2³ × 3² × 5). • GCF & LCM — enter two whole numbers and get both results at once. • One click opens the full factoring calculator at factoringcalculatoronline.com, with step-by-step solutions, GCF, LCM, prime factorization, trinomials and more. Privacy: the extension works fully offline. It collects no data, tracks nothing, and makes no network requests except when you click a link to the website. Free, by Factoring Calculator Online.