Factor Info

ID 155586
Size 643 digits / 2136 bits
Status composite
Value 8689957351366388622750416406039982570993842287816458204607231255420235474498233094956921911890368581702875961506870228066398294625693711673104646447716316455171665856500107815096733407381038483042277296413311111147672511333346673314843664558888754297745104365185006622681199558340268077175666143487720844716165218130073985300713901354729093553509099965625867663750964734112095029087725058286206777202719520682760122901753701674633686476964594259537983403115634953600762641781837462264181029052513529067244477208884843041711483208403125770762156780414619865941384634935101561405985748160848543018167536887283794075184204552036617662838919322081

Factorizations

Primary (ID: 188929) 2773973788671642013119138545639713387 (proven prime)
(ID: 189537) 3132674644170917709584420996860703892489929467833032114736432015545037629891753193319794672434294422017336275575949999370500567379329071113919707728739582878676832458810723852709603939603987327852847813599634722924616414990812325312241617674193199458356360721702122730772715591110902932676138536432862917170071118188009648477965633599763745584890903948574774066286386492389776458279752943545977240468577714581389442228504390791891092077296405657629667416005977187740493354809823753100031771625657540244021024519080946871651589001740370827600049010759507745233320494593983343731737715355746249650195590920163 (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.