Factor Info

ID 178925
Size 768 digits / 2551 bits
Status composite
Value 428910456509343094330914557772015285861474993286968257979020936123066114442946206709406119031427505983826097244705653711581040983564461483005139740595122989652281552821590025199313560263983454152578852998714762187137396683041924332446737797922656822317372684233067994403283426458067948396747945485080167838981372949647012221265542133607280325660525413972999461105965363001411871055873534577966271256362514894697767069738165287201828231761223400839734759313246260765146917228523435355280459978850480128817089824848586128190329310734559003098202248694038257513957152992100711793854800502153153034005321494236818647158353194092590165452464061530524255481492014790107639276134009802947392706695112779563765306054007002072585141951537645781120103469162547054092476039250219

Factorizations

Primary (ID: 30432) 332044312820599961320982558854810841523285938198951909500749289858749009192467909898239703765931893262395709297611953838970500449565094780116831137562404683665627089400762421559901206701980302763475997626885512107825971834716198409643869916044882354317504222932613642294913262395823044450153785510663889396309041966608871618379948147097062772692535259520895966541543203572699 (proven prime)
(ID: 178926) 1291726555609096935112695399562209227228761972649853876027082228747923467629913861017476425882935591150388901622086937492600625418204263351366966061248910855260567541007644106457147838690274782947034013458964640527900188655236138233918736282582294734757395667472494620358764096214932577049403117935795542836282623818795528840731260513684802388035240892177590879793951591678767898769584247818481 (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.