Factor Info

ID 200528
Size 846 digits / 2811 bits
Status composite
Value 842730674205140586668911021892579204303373682914115516384276987582538367545623467759686485030149572465180418812313486811494641201402684644975024290955069031414874315231251826141603892214982623571001166814927407896357922546267850452915367888237190679742490078925684635914504415660882154605654692237926378710876496545561954418510211368910907997185564036732720099138588314471289209508461387240705174890531596087448364345822637954474237583872707118475023864092583320217075021947630232012883639822844609472004750620567909121603990962021493629345888430192254376704529453359935177764801382204801086845647016429142684615131462508272578736204904204957481508677072286964748706882249122506311940888899240691083830520185924388727251483138277384461883880169475194177760174176534762138524474916179142504489312630187101876743910486958165712693820699977948244213

Factorizations

Primary (ID: 215687) 257396657487670398440079539 (proven prime)
(ID: 215688) 3274054459100768912024836233352632839944198907705062589968602454267662491862149978409465325329489404546739649974301072013662005435298623159222322115331083836500175073716813321841618869199968022268543125782441272386799230394881509178239910655521986799135286229289799166681820721106673850480491020878488850695633207568873681178411262570938278383721919897668998679948748686344081789584438893689091290955957862577280047497735628972678709371445141383497268634439343590650532954797116483912868308966703725087421685827589629939044338681393781350425841843149747828342760583297451728077757179660728117871124854733862792484962704612822932492390751347877304433908276895282528296506212049764807837526772877528636567015792148591410736089853140020084655671933729625756463530453537199266017940901267236806760574029968825737769872470967 (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.