Factor Info

ID 178576
Size 893 digits / 2965 bits
Status composite
Value 19511754110710240519687218059391954791190373898353826440962201851046957892954468542443284300431212675398298344521911368869452507724145017886354963437652635088498268646327180373107477530748517029961798419369593408285870171152031785164891421352280463427533816771329474053300875352516888637600011955823620231563760352868830704841952850079495414934402145644198284461461971798206244401752618694466668096805293937034237564076870178443129864859242985357428161706765913328428339991375101299562819244117799264507820223062506617122698670729377083034087496296592367785736862819893305974219473829292122050268318977103298526146029145207336277648505255766968177558761856533916924122117031979628018036469277059953077701743358793044453833827681512365420093778669195641550854039205456720044753369776499072711025611660783108228372378300366878965313871037088494948848744094190144993693792396902865445992935954673

Factorizations

Primary (ID: 16285) 15994146485373751289418997754783021 (proven prime)
(ID: 178577) 1219930937143363906043890375064209603427640550314620458602038278075206115109674848868923281556454196378382278968440668938653076681804932270195719869151253334999224170209117584193458534365742017292414028786542626208707531374788839271305371314180934512222118714347089954607177956920908524635492212957269300847823692417222132491046405727080683289241751467124457131305590570522952154960698725797624130688229664625499372092795981273324630988228885390310715877849319688850643712716790459357189162871673634814355442936949500866827652435263113249960267828043129767416742632918392941198865953546958923827172706815378312031386065190407746966574443613758034358093394920722766087616362813849108014200085127631130183541351765289015688456738371434061939053006010419009674989955435667987654748989555865562712796901821635636511910068043237402571813676848850724534488289027413 (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.