Factor Info

ID 178405
Size 523 digits / 1736 bits
Status composite
Value 3840478006018230800002850525255759746741676965861374497075095262372123725042684152908225504924922794813913763029318384021721298928611484600192849878213641266311164523701173615095788933424854465798181156652587287043344155020591476429093695290336364221798130284031497498608675029612883506557378370783497748138937695420468593689045486241178923022174351167115115295176151381819975304917038346038713539030990061479858731197803464984807157294207585429753776237378994744624571580649076052596051508021751473463394263456484684096637

Factorizations

Primary (ID: 28886) 99903576869256190727097232331401591366261430459324620368165169 (proven prime)
(ID: 178406) 38441846892471771037890962672673501731806767182353482037817149160013988239387242417218059390085870200798938189932161087546457828559982004612792784990928222671909215220247129965217509090866819160470993984042155689211324407568480804598850324621355664426119200256940561261148748939819978959256071395605402540888375183624903592348373357825501840274631349912641560846559905568847223352385261463495976440953648724445432987921041977686462547672952764264302570681109773 (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.