Factor Info

ID 149498
Size 1263 digits / 4195 bits
Status composite
Value 640321076086329302813656411931324728977771290379138398560545691284901888917413337369740078934754191049166820230927160713321599260339405267256502886667658909059697154157977078013082737997220778126016689015170675146636886621681267615076978022482926762677278829236632672474035747188383747784216526926311808318328369740641913915678238125467773656467063440324109929289823521988594330950229237151216632924965731953570929210125439906847858532843696714121861060548994167620567063116396662300156470392060381625267348663329325048323110953398413970710535080005183469208826751645483780890843330771209441777099087631079212090697421681531209691767724081852635890094231021153656439844021371229052522020996325967038705866285868270901564258286720582787043219433160708325796960550877159978757315852907572642772313421686570748218846527575751121245881761488620302967571083495537500506625193604239857712140852705569218391329446055886245920769588463240776685149573803737887671655902446606437561071508882490162169347682804280186107602652191419248062247951665257103424687600352163048576012946804459807084049845133758806110727262763981595465472166217479305174581598526508466793030935593080198842960214111791177365812986800281778145724392084360477636939514429101017711370801325788603268821

Factorizations

Primary (ID: 148078) 209197497177239189591233 (proven prime)
(ID: 149499) 3060844822363374868837222846960108536781645922327727251320791173003453844363047786406116708650634615711159568038779760705176835997554600246771132631517787830601106765909399383832512045785780627178184969183132124989950154248571690470331141908053614702687630947561184546499969654359461646618643202729673706712074757992428335130744305579034065139486550889369839537977992629818328456558488210161466048197705111938221265787740750117602354507448403469429745174151093748679062422475715409479383903878863414839992369188367772015431955169617138391303768229270397786371576830029496750887980254452372052578591779829683911129295841348346690789551473207022663705901886783531836338986072639953974835620103732108299576372832038903175637002161724234799360804573076307369714552690850813875725796807760976174580994506892057319298606390440896865573142572361904104126865261198965011059422658533261870345350989588274297978160627540627498842473548880819105136947093722188888603172491414263427732017818084018498511493278659241803876085199508794033875733312296278484357583115048504687044775409289301559946136787249079796896425235098005375461558112859893502572166127607898258726714316748467929833793162455446744178977076438387144598697049772850463005230943654300437 (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.