Factor Info

ID 196872
Size 777 digits / 2581 bits
Status composite
Value 688484369667597076409880745172122758082756848924547763883995949761596074761593658457830207522677702366476913184163493919190025364809418971600390691620241302291673148950756686748360664586708661461983150738613448088546188254243386325793191749827355907685415490012152191396017349412794989297272845480746277078223783463606485767414438705040451521113938753193193949447719157887683167869350703367580462673671186733088839411959870241852952728245087842954000593163162888655637214913529380951153639216959348732189436041397907737637078665115474580326084900847878783723361850034328589326320942012541964123555075862241953493158500097051637960465646659586854026813058014708489042104727994010850291364660158774270141469097005659316181746936765421903508623546814761365995222046356943149767971

Factorizations

Primary (ID: 196225) 1997683423213109874623870323602346240812127623925080710832964390447844201872909231252871 (proven prime)
(ID: 196873) 344641378942929034533594043255893257908968569406736796650367132602574331565363793896102023384561230293273731354398490947839836997652102256065683153597491855204924922053946256783229767677814667262539431296616219563876927727945529298250012168565740246856830179155979900082437892279520605964861790335402427651452073463258060304664885888175534554517376397921815790050752700447222869980376807465581923131334075680271967612066434219697022211607136554551093461979465578321948061783682846251049481183156048844019831078337879390323403519717346844678623248983003195991522475947054447654166447202836569485691307460473799783452686012635729548861272069745924547140968910974564986891822656422571538068101 (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.