Factor Info

ID 99866
Size 779 digits / 2586 bits
Status composite
Value 28279182142310786566164435138393299634629901394230444085724767138732638247926928840650895604203847462377125159725368104731351466303766984840091928250028307938996294142018090192243952222468610418541105293520511408402548794149020329055292978922028191704815701811664414695389592089038152512445016125243834022179127912977673179959416311333321483279557755718072272583179439492692166932283070486007630444948004510764193349535083651215743724000014407855010753508087858995324261671464780450615886612370026469890942201879860306840498924231822364813141643863748063278757666651138367634466087812490202179423706601821640316838346267570078657595318404544148617965683676351183247104624097190549249657407961091219217724439684182595456443978194095834884551900169341064246786621399444755179280801

Factorizations

Primary (ID: 72418) 5990815555940077961738734689601 (proven prime)
(ID: 99865) 4720422766858697113226480018648130615953387722038365079115388541428701022734799785453402562491168492879839907770325909213677321502417364373118967388287622089019700217627813743630232894196584759813178603416043545536846578617425877365896502700116463068764696482495245558546948367476809993480709672250009751227891637285172630625056840348473424448661787891060422066300316493598497590774501815030821383156785048645811324257076453739861523333657770506324559327562812573937458801520767034918756023844806419523010810344822189530473233862298376134610389504072921422817071055912730177131533999987347102487400447748619774698581960336482315585609401655471440030775104482237123362571213201744792272792188235412173212885012598319415156551804338303768874545071201 (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.