Factor Info

ID 191617
Size 555 digits / 1841 bits
Status composite
Value 131659435451674488819547593102937240953759047595870590339694948043006218576252860015139447726188708725177220152509289912894560065241216644880496178668213758768776111696024046207866883969866574648528384529752095093062991152370508298199485489411113493843137146205666822298019107009743294154775742312487568321843193351702803872455451656036171249274843294140378807379237108426832929375145880628888975211930813288767944196353333369422201968364293654790824024254398794440748179896311091379387466988513219609047150412510017936085212237114404509023371679744339171

Factorizations

Primary (ID: 191282) 1920007072772443930489755386645317544614236001 (proven prime)
(ID: 191618) 68572370028596528935941643401800283656090022157167560657016348389946857883483011754742450177895685312870456938489769871681675992465600891433136699301543682842009666599840438936613795335940892319302674573251543920327079588115499331408192556211353805209910309261862255429956935028673372616686792877456017439121929850189674084022084600900488514696029397773710193181763409726542277436703980090573852795731965479354070514667486487944879530615310121834811159112436026751168949922569984373751104566083251600721983171 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.