Factor Info

ID 155556
Size 599 digits / 1988 bits
Status composite
Value 17816890600301441984596066853881307678658913485128813380567520423441847306054222749552931442075605560056728557655747241964441609488843916015918255969414758487727356266608231293361094905800842489872804579557076948447098584091849527122990995595329717615111034438076793103154425229417042167135964969001618455089263803389226532420238672213955109164623214700572020575501506994586472206668875755496528697718322364630297380272489323756868716634563093824099828428163467503847088614723792612562658193860517844301123531071431621193123598938406944609034361908925630245576843412369260745678955087703848410726053

Factorizations

Primary (ID: 154671) 1895009826287880923167 (proven prime)
(ID: 155557) 9402004334300894700066526200731213801989868154583129952934351861533184911099898709095019635186387539268242167278018231871230878436351131016808320719140910525924659568096663162424798959068695456633335623100401631079673246933422831690944951871181073884234858223719219717791993359752728745929582042587293783823772193842861088160104848354428507285659739481727895479976768371392430745210867143719554782036126744509823847804144782070623105551720809075609489238623534102269501195182901399195591656866983932422888187009630116227361632667158830094665869800222090059538236011449145577659 (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.