Factor Info

ID 87271
Size 642 digits / 2132 bits
Status composite
Value 428836549572189665712540560703982714566481513925104544767296594282522202060698979782140885656549248543975700804221108344239317726772523506446349262380543336465411704339697641273071689934803457029159644192183590074839019976379239289067574120894031552194981408257867849048201269653204126577727498135922443059748222381993481488859573292875161239106027218697581167334981762931691476559088870149966713665368274334989590638529987410077616700136035576273712891464796484566907837581233350110772934372378291973346482731866680094907438320662897378245208674343633867296597060988583660122651031005962776629074931326344091033412971207246855747412130613443

Factorizations

Primary (ID: 14599) 418600892000922309061776076509308268493998105313046725107396373768218745261671667952311216042805810425915778743902996268396643 (proven prime)
(ID: 87272) 1024452068227424618786190172724997835733360402520546794677397821904604894565869233449508855908138766716703161179655579500812727965913462811350528679652435219238262149939616331135217455524773301905640551789469831253607228350816072533861336340420587624726932353528548001063520163468582202415955182884748987572094602134666089573787096969778177365067359026519530379267642099218289358389225529918404159938965560349701640155395599725817815879366218768371681859057539842351656029391362968521874368411871668363230913419117601 (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.