Factor Info

ID 40412
Size 561 digits / 1863 bits
Status composite
Value 647324595500938616407057865144017443801918232747209638016396981398399521809566123973930978075042666409462332529175931124033514104544281267966341817825666849627190826040164268941573362451765284099649202379339236079621828569758965393894876433240583560802403220711345929284056580310526130406572564662899701670522315134405101771430699259512731472359282300000143429274256266238656284965394270732861819813688364513383086931586326253817805128589600484644468209324198851930105021761185354555272024392036495127409747691002969855355067212139578970525689182772017667925829

Factorizations

Primary (ID: 19952) 34355007868290105260151014423846456692008580727031775135173625397961285416300659 (proven prime)
(ID: 40413) 18842219392952705739960822860144173117765694254859628413387246059962481740188974303854855155412351480954874362809262511003581914358612340896453348002524218922556445813560311517192186879666509868663975332012001918872814433757034120246262238380794441864666977527228846333218801246054127268889292977755288326649548930343448890281404489758795167200776003286553341344406689066739699846568538661508185661567457591202907100751928309996392754423339399715857407375637848667134428690323190631 (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.