Factor Info

ID 197354
Size 550 digits / 1826 bits
Status composite
Value 2609359747553117909481281168455147256767324930037838473127854860699539314381067413327930174214788700391496922508146806043512414891270402889366703120720028229144507034536349221812072584233485543634264520433902770332761830358492569569123654932114332569337406970360687952104303121787575544728950522702686860323002254790211670343770985529254617499303958800102646991360179161016461756955164182164856464838185933938452681416876815632727771352819958636255680294625852898702688332395208812293559935168551276086690257512529999604604276186923203100426470758397

Factorizations

Primary (ID: 17144) 1447099154953760086952015307990331 (proven prime)
(ID: 197355) 1803165829114519896620790848616093138391375834715791077826804459231830134677739833825126133179615753944779059841972462341689867283354612029394893474733905609828951342007512501380494375186325959143161013974346757212150510518912216909259075890354346397640692711936772622813070394706264858992663762070777401355755043250920471522964451025435340173721696261664312390416784255621643572361041232525102219647615908485719246818484146383735693460265010510248966048940455559124426829915432162736073183348705378409680645170971687 (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.