Factor Info

ID 153537
Size 624 digits / 2072 bits
Status composite
Value 397727046917941176130423927814514099731970659419847981005611751081070544754285795703866185326020000712044857910692917744498748781259666774280281080896859835392256726709768172434351440407017947190604479729904233240445366526626529381886650576341892816004869965472436014418663592000324540900358826060001526852786379592531027646496413310149263838571115036298403376340509098198833457418391346089228106793625030883780966063776847281819961344252026290574302050755696199415314865602483619738818411305726110376262844300261106269857467886566320704536354567019970231206827405142425614581220158459930988062646098237383066730323006619773

Factorizations

Primary (ID: 152115) 241177690971657855145669242527731 (proven prime)
(ID: 187611) 1649103801083659578366908169635678313468229478355593438473041897711447794421754728967086513618259871440680114874397345104470523396534492593883971149099220430357330302294765846765390649524365629385458162469574247416673309241951443626325007781102931490650373148418716716817113486100001990089643909612824986824796612857231075615078627784941933912952039575609079089115049069401411025700078682127923535951982081622064139192604802469782663420076448257093609711267623071414422852441170808051209190961583014528694811134462494153163163691553752884297121193300506969907488217323673976290737337521695183 (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.