Factor Info

ID 187415
Size 646 digits / 2146 bits
Status composite
Value 8288498431907047456144556167329975647675249614350097386831044507454389821284406998244226446102924997476799820273750915740718095541997892605766838829868461124331237649750674303053088143673548199757376632769715917713158544281035291529864960362361590272632554555375438537433371140247007061273124126362127748607088071699538529760811035356078793086967396939165630285555515769404903473473959584097943955893969591768619558384552673174947389408024820265675898601767831512195022081902534412952500875719601035454031112310557014401252736012491689876952354058534779730300709153979670970844034916201666242441679287169123800906538757476745985871709783373327291

Factorizations

Primary (ID: 152390) 20953926350778662845982320594662705494733806630798443381391169447659851139730166098260822704464764602116503980409167676275999464181828239583791501275139402244609583548274632470369745409283825417513606087841 (proven prime)
(ID: 187416) 395558249711946751386384741412731324378859661464195409062793265634828085089397887751070978083661037893748981289135375063381159007296210947755637167276489062938342000633510393899283144372826234090167154858099465160661901289295937270192167142049718957308614469947867155693760865484038751152760571563650518189395791208873791866387193645085940198067664650520783399322115980016852124014533588592334475591645697820848466408085211569068858951071451 (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.