Factor Info

ID 145415
Size 1272 digits / 4225 bits
Status composite
Value 623212891509813157442825190033846614610251357402959493396819882017083815106580762257901961701185913435351689041370340006053850443439587070816430630222461213817230718427169075779192877961458679545992239926646645830853157537383812309458226952148951312596005206196811218321037199602179118609431807006596609505247755138698199032559636274870843340087757570157003063019746806567111112128755623980805384680092903160951883096810601292569638084227348262807535039592526238364692043137485085715269872998824470850900628559366977378194270499889087707649369914357806868777030222138104372729300592944636442505147103651334143989568278070124610293950375668525736779801119462266548423922017274280869544065801922631107826061468536432177873710315783779833830348037011148100122408242037984086826294456499413274991046129845373121355708007880279374616642104070030108753071086235777473961180523486301244859303894456645516152175234336592854079462735978214096565755060304552854686131853806916764962630739260009516386662597879635142148316687663961417451700150664470389946129170301998290692905313689706956818835657762092365396431507845799452348894896382372955513357902970551126175256218591999149047048345447908363339839895019003845383812378343549061525941226576728293834489342308653746613952891489813

Factorizations

Primary (ID: 144516) 472126587616102871884521769 (proven prime)
(ID: 145416) 1320012276064744905451621343188568686056843566717693930621966219987969989482227644837250676640364787036197187646802092804335002738801524679768522937885616398702272969105964559144325457981251840027617925076281451873752759213567606309253173459186041019914656815801260258373642730820279276618510002320596231333752337877522116307320703260083660764133366577915501675366195531677169018015309000910676759959695619153240249830790310192990923243669140233102954524869282032865030724305918962147943182076534088640361809780575975952504235680266200253124527745023774239909035013434427458693098798599592154584366629523755408783839104417356097676297561294057881126398152565616743241863054349930062426103845160823403565114006122726989829892997782062309754313523105449266323365857118019937488525494128251564907774853246148573666131763312498795920436997222410294830123943040655778491540964727213549541847617019142650783716172069734247106925984694828943831260206114761081228301767235918766705246533275167595267435858755256440627912179772307793895260638056539549376150581658445289318480322408232891422441160154097815109824476510352720391952103480660122640757489267139675946824007978568541536411799380763833695174493966157364601060052160156901897480285081448057374477 (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.