Factor Info

ID 178812
Size 1020 digits / 3387 bits
Status composite
Value 289275516770177468144161020247779072984363609578620180894716622087877209206213432429508164106322906924764246537280511902452864112618242269526392618172487384184413275076620657952383064422167613783384274827973026703914634012235347008264265821978634363966485952524448488811356469595620103555592267736122654690416920479473815046477008695468887665051795027717767797483709207432368221317823614320090669827631805396366349321772984198627105982154800825904912460798882034106246256178992496579518758158743636028178625856315072356227186311397368195866115025340803376143898382168028585323954335904368221364109574955361314377049458271117628055558656223830000211086590070041899033848081309357137320038573753202929238169218087111924085595896531373714793274247717792474122235421873559609295821153336623405362235958902046277931029518507438323016618652471041066735580782467016052424823455915712055591966871580804861279325786149481592136077107276948944059641722531826014285877300525931479143818100129709235916408613811987109258080735447051

Factorizations

Primary (ID: 16986) 11971699680363533589698621027808346660430201 (proven prime)
(ID: 178813) 24163278773577897225760824819338309725805128347757918665462857649054365891032437028003732046343817890679908649824610092609755805557514353364205844583180902927973816117828450938704667933803578255725206932775092642451309781611590122398216558608055435311197077120712493302033991725770269763610244083212161657260850531918439348831571960744185535915648787474640057610074840940842835902519238712047888685828566141574351865131405730232945207817619998361204049612955805318359723930464404477176782400744357209794182410057951213268529954047783482334715604773483281045700186350520419030266041817875723428010038988087941102937518393041619952730804546870403515339118777090587692813237576353792331157392366408200279788651515763534789035122817506410690187615531631829772663301014502308022654679559808171582022138198402655505929832564843415832460761852791334042639677479882195647584994715024163247930700202734144744220953177564890446324426158584653272131091162311689153994303003351669900146851 (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.