Factor Info

ID 51917
Size 570 digits / 1893 bits
Status composite
Value 517369827158424589650185091848060789700000062065992413558291451899192616784431319813097817471790531755017018985788835546444792578065570549387503462031029099346714820719822684094841900844719964363898625174175179400341267593944844757454182569343963587303985977457775843692897399864238700570389698156927165749189956825441968179100711434787898438035022857656272826056959573242230935211099396542995644612540050986563329010505113537004761231998487771078856609080158031185871722760853776677788234394185929834783934389447360367119097381727701420005120354005882605230408352844131

Factorizations

Primary (ID: 50277) 16576413357576409067287639 (proven prime)
(ID: 51918) 31211204498707540789287118638365143642903664452546905657380238861765427694836216139171532820052692656510436161174257516435150262260405947654559768735133175068358125514540868142616808251953339981445670427193647620336066318135107599121024636168400511610297639994796309704025714545423963788905489801957233124093648114577267094279407390596938868129644596024157619003995022579926125185638378473258849149191387153058340304680102940563818579712210811989878627758445024409174392082611599821311537426422543926519791924563601266761474809426963779399273429 (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.