Factor Info

ID 181613
Size 640 digits / 2126 bits
Status composite
Value 6047944919026103297017795465712718877525507388254554540972444923245513027005564603751363937137662120492180361058673509762425942343809573276169166117064428783325166155337034268310953266141703970824586367888541633180209699124001227793133575829987039979821233629940912366019351214423465149457868417749663359873901861185308266620107438291101421485700294371532164836698558839666486916839560827174370447495074058353219484065061654699528653004774088226116413497116864672743764594253361054039173514495145577797652027991034601293700200381685660694586558803570974460873151899211874492145571892399538509301774663902546722934207538507065422037812090281

Factorizations

Primary (ID: 4287) 1412740676235815729693013611798695493926336144083867368022228212267580445753 (proven prime)
(ID: 181614) 4281001475189757904534954437515253201003921259020569976852015782482518289357847162287715156379545901030169050936134729445261410741055047067053583050214658902636179085276210913619369737778506450168995171921475100653220882506784821322335450532289145103853082037718996394758763487482669767158202256229127719526394866317322087798209266318696935748053370901699375724094814166848996649368392544920709415255246562971262552555805990944025842947492989932300379790894235642107459303981653704984004870047934603706086309940689599989211687441753818721246934577365558051265064177 (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.