Factor Info

ID 165504
Size 1226 digits / 4071 bits
Status composite
Value 18879921661639362834219127905484297942449563497943820901608203037424914390183485881609353683866737674032738055706478515257436259552409982957228217431532588492234591161851795838920081948815096834194757755996218709712801447170848095944188456014164097868546664116258932650464735678268369174378701441898020120914818713350962656759402565808217277640450932717498871316697178858188360139911139449684000674332756827946168259170439186818938955365360903265192633100894463577565010258323011093570495412130387751398771162621968110762404270680578664925004150381830183304796145678636238250791163575596719186565251975037674381656334279733517361645454125824956464614405751399659103132669839237690457070355323749831519250817967396631265681021155362484971647427403726708123978385568137467675115788505157571195913190589332560187331427295084007986375758199685637938089953018122064738010710622459503729365379089513031300202436325528979904063611620760755922592780893066640622496879963623323804839187164600509868152070222754759213070192083174585422216277282409446112825212784215741748741188850630111412446987803923102152379558494611052807789771107511278818076677184838180220767899711345528687739418463597044810637965880271863315454779284408262993697

Factorizations

Primary (ID: 163603) 2034795332513101819279 (proven prime)
(ID: 165505) 9278535958858062267995922186654065614459568957445779643233730481882756608029945154626308001043413085293223471668064133722048581805758596028601279890573509268633139125676332848942686754064882614484910386111713958416727230910694265018498334483215157020311813237415709052005757506460834840283158507259433842329886611129672375577763346530046558902839438746991543175402042777470798418628321596124603562657935989394011659864198546035626611765401010670108392296565656061801572498074921761470426024682036606902944488428377780438046369592869232677373628135257103415145295622251478147629078492500358297254550304402321063269708788293784093524438481024751631852913238778161927972936210224765115063971820488751646934901603361219903228834988117117133721066672711281261815756853325010536620600640608161644154700667821797154856254073987603354341518338258091696686959600666698359593765940898874384533559294722016104099923166100802454923841048224669157712656269803353429423531549270865950018432821770556973008208120848553395867008725042548783408148301649247684266040827184853408379133497421378039773519922960040611484560715533723803347747914204494613324026139795993386384289151139402130526712174845612517464868725484939343 (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.