Factor Info

ID 128065
Size 514 digits / 1706 bits
Status composite
Value 1947328721903075920069141265218030860459421457254356839762017964133864596773107899523086563524837053880549812644293770153359068607282844704989161827726913245924425427890167390455171136244978404752171242675800910638220088229058049560002188048518946250401374937941316105421249453251750036381117760773000674640968103847444857159814132644626883188195007279653433796171289471005398416316488638862746291864503460954595277683030044205615731007503599090651602510391504250221528355977467336653238497461474379605002994642871

Factorizations

Primary (ID: 128067) 872883028720031995820998104066176219563326952098865621973874519770349614355841440593971065545785510288555436047325664492747702040240256152812398044687365193789704128733036847755056057458571460943782854254971379078349606364551276861 (composite)
(ID: 128068) 2230916008022950142986813411911104195893864958243552029495823081894121375865750368951445943967062224834704399667125618734902647762033001916221859943056561780621621198966970453586271505708001794396962150108173282474399498409974042854194843970869999845913917293933788648128717869073411 (proven prime)

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.