Factor Info

ID 153697
Size 958 digits / 3180 bits
Status composite
Value 1238544979764696457209829050389857161332285406630505022494020587751226821155360370093787524971040825944351735827240578096323164923610810617879391928808778478274974223889061417123938727753693324378851640919216731286786094969826865285895789187550810488406759433942969791571222551636541247989033186347571513257921117978232517821366778561751415700176673431268196246115139765792590211404352415023417750705214493406212049141603711274360690346363620062143841168873521782752402017319994909984046259531550105513686359230047346220654972599484233191008162286058004934056936519830402257098361277482005113697284042574125933545228558971796845228240350384110134270436209073060353088134577878600497099074415057396313021673554184623800928966430215245580834001489644880669396002821529367359270319831662133808583702271315213757451596057039317670515408260772077028773700857130917131897904058314295096564000773116597856898449700339762218698589921887833407577924733094922467717313

Factorizations

Primary (ID: 153698) 197485626380657265008879 (proven prime)
(ID: 153699) 6271570252800969309369220681720961985096875930512315105278586247946340515566059250227183250865557075699740985734039863657021462466456078781588758120274565876318463527048945585029069115977257713660171969966160770253813443077560200480995669216541651226416656635747435131932838338731910370751585458591990720350552764672467734826250249851191217171083082990930924611988254300571118211887577623294117651598226069594452226156141705324281092382624642985344762404153025490806153897640970633508671592015854588114741171162906271138008875228143907645725418882247603607235752356176191185430276518193378816099933754791592646124680210878075126595937613389570607016682582318239984261106989162445736237323983435694802800916090605942167306632018330490847325624559144468732432376589792911567520646420322714775117868214255302843633120483213489826400146892608881523693012459314016355173295289665845145331406080684952030762729936927277370015211817043700047 (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.