Factor Info

ID 128917
Size 811 digits / 2694 bits
Status composite
Value 5617500023163435194741571856957906854376850986643294432733983659436468460770755623980797090970266391131814038803691066878511301778598445712523155551920579031470327162126872048460115876344798506444062810261427185661986382598937489972264379389747346506097924284257929515844820922997316357143961311077041883327027956855962103978776831723284963329340296027983336051980207068315806206805140043366252781395709745253341027941089798465185873889158878947513922063456351212614355028508104046311280786298136115681065610409540971674050097004963769125224845027066706084455735827895068876380815267705110983122928316369617142580191913689029663330182304651498709678890397944142671778158431748109180127323311157004285213861505388298412862017979280403611121868193272003231376188849486246924911721846808498368720408486011111665329

Factorizations

Primary (ID: 115457) 3733527022006052570064543411227583253051 (proven prime)
(ID: 128919) 1504609445720606984976463378211702312783909920211212269458688884487136003436871033242570610217202077198876527743913569988214356077991661790276523434621562593204723835596146400440610679151302185111356076144001145254626571305133877569158615784890128770880530613851609606010758640932391164871812583916625541986260818771452080301253743602497605329769452833050181347979831852777023771054123852466085198239952445412876666391154727838844017865604232368578254600058859926965771423365623946184118076434434737043114986308084484352576183991346493104007794156427532854454637531109758644296618442163773372337404657505693223924423519864996443878203636981978055033962318727745588318680377857229890283679149445624771243444007691851274127100680909850696586031125236810579085093555566309379 (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.