Factor Info

ID 171294
Size 1146 digits / 3805 bits
Status composite
Value 205728194342432437763254102968599834979830897007411134638573671483556212936704024821035778305278456502305206012867253567786225333377088279489637253142719298887723996630136992054182979643162925427846654031078886479571517179458889247308988527126627575307678044239423626184273697482984942700284521053992368302388050971294696520099389805041944640886093409377706160750262141764455085546142231233129217663946996099973288472763808765894717750986003118576680911047346515010596283349674717184389830809018684905693911011986547930048967489395565506431882248888035906155684808671644295029343314550911907637967995654081125966028466982806480659114763738360683502386841470122558335721603640322046937671241323218484659750353020500247485099977304434026924651319342092185497148728936559907115223031304998253810578457035825867770546398633381279974844766152020424286956089385503832193560238666797240486690416817576061305055820196115855735045309031220712039607536597919595493095888527794710794055046072601094111901677250968202983046719020482662134873597457239482265377151563421113629517298824678521566639220738175481214008295702417334062740953673130855258539464045961

Factorizations

Primary (ID: 169587) 983983786688139784721713536830541797837808633057055792630695014947738643936147 (proven prime)
(ID: 171295) 209076813180901707002971371193200552710877561874807064744518655529864684684614730471083636373547241288042668343445997396855748404429606199165316255939591174049893109508675921097180166241486230995041366044357973764940416607281506088743021061967846404819222698884534371283016473733993465236413055362654529489402487552309562162922747453096339405581387866002987861869198375974111220589179987454177783802831744590539707494337644878379361953127504805747127460298075443458073004392881539449557825498928429522776123833721590783906995569705664033810344169787647312086266089110031415019730283715435685297868738870592131655410165452063302366687201037678077831830346770995584818568640960235767478775885346145433831105720428943146002485188194532214847059043845704479608897378193273323930429839273669864850120310851240661566624194723585507971460572960464557316464294388765469910926491077108082231606837555749801411270471080870161322787008398769895750256972625665771442716140052451375044822367506485193516380692132057150988009100135131253319394140435696364658063922832403222847282163 (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.