Factor Info

ID 156380
Size 880 digits / 2921 bits
Status composite
Value 1841993373498535878028873568622534414173285907782917760698443428878707766477095107223340432674867314936865976118272920542057026642701152101970808916990236412923430994875746292490710987178622055851836965366937079433393446259999626223616131851623467868950773250062622564535207771642279743233537731805484039060023504884287456880092462129365945041768647124069457530735324262660993491814863576556542824634924852899258838754381015771683436998166285911449509115585827070739660370367464585114748852885650923693997883694839165778800073733647732329082723714382925995955803624148893262952428725915377992697255653764065608963073114039723926075214104430827926077462547136204007384455410519185803467902885488568500986075634271736563316339706217173813924776865246788838746720364949555495395324797516315076906653997947887775737601800810912050478734020649342276022010329675837277153682653911231909

Factorizations

Primary (ID: 154625) 2458422198511222771859601111973397 (proven prime)
(ID: 190361) 749258355466369712916328674949885159645439498210023918416815376412971411798583715431550994500463809820577463847363646495607502061724988965593390813491472031648421471140356008584931024676808117526584575580131524728633292003655800598911055815733931775779813774671014196584890045747448406993120266298716371523602887839711475776840318230988168623535956407935969367617568331777268102946149563897447591105122358501148974705136281982771950694576050637514367533611227283445900836701741781842912665970161108932307980203798902693214283059174537060004218828780589170377560696330828422736131862003604100031677126571418602228960085827647860855625831477310774427773202710726223625739133052292001514558362975946883038296717124482229673291482021774666024704672900937100787443836337872831113302447038685769306159577812377823186490690776966165698169123230712489297 (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.