Factor Info

ID 143817
Size 483 digits / 1603 bits
Status composite
Value 265386659154218237172257275932256775234223442556420767666230895369167575372512310729073814560103539795722247696141772581043686106124008666698551160060686261352194691225549024385561152930226149860729581799202859410984059876188106531494141914816014112787729252307485138257776815689186447468990451867868756896819378039551731009206517210516182966067593839243136590931572608874553266440430259318871693809108212524242844681641379863415825609030064301083056097897200862142971306982512052621

Factorizations

Primary (ID: 179218) 279309172406567423867201277577 (proven prime)
(ID: 179639) 950153755666558176804729204884670575916378786768459821507213650165667045171665461642789145236571582644068623807057025654363086025133001644412811563571973778170466186105174943453593063266972634123006600929333401620578590871206061545560603189979584875127207523239523011760068367905141630105720362185466386723736367214683565317850726718258404446963700144074710085016077118486922894698595852358714797045847468209435978682158636212755231278471528498679513573 (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.