Factor Info

ID 21744
Size 512 digits / 1699 bits
Status composite
Value 19976300965167061600749861582564417990208302359799833758155093627016147896377452569803934312884981152362895040763845620785274747260102283538990975489069932347785753776202124485094013757482424873008231144035747283526618805069566996377283468619679445512882472681105205289022641736277997455763490989053581966212994633662135650055140393316688830410778347387509432493258985911297927124511830478273173857334972840662195231843975941909713959243690646356516293910460531821316561973889211966711243104541027074862432934581

Factorizations

Primary (ID: 6693) 9080418348371887359375390001 (proven prime)
(ID: 21745) 2199931787145996236166161548209758382889520644474420903558007276573860488782025857503505941399446502588030227614481295968984936707573461262706877029224747380247970137334908521255901329856201347470588945786096492811109353263648700881353741964442516562063841952421431019652352465247395676095866383739074227271534826457918756856448523666324817023815701160998334055706118064999834544518168267763266095947981233306062559188054132477481230930610183427959254282191383711242106712241171344581 (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.