Factor Info

ID 21408
Size 566 digits / 1879 bits
Status composite
Value 43065448139583833430221226717885053573267497587463414334250896182577467577146491585760650254702336515220681952872859222086962333029662944954979798829033962235280632920599043027225447241237142352304798485916638961683706518632533393573131516515629728275172091521578555657550270822382003574495869748127900342461796336387034322167991409886589954885468280615018222601970130438460123442931655705611119901869591107244795839198213391058976834135484305831096374648376067055791012354070533562835685732865815770194602292311265817701858089105036662661470334754508500032172964959

Factorizations

Primary (ID: 21409) 770038569455151790909 (proven prime)
(ID: 21410) 55926352065787050373669008978807406307166551003970992631477926550032127884749379076269168563571901216509751339725958767590549250376228813057377925344413541627585551251124483165549248129077000214150291790494402014238924724967470929869419119988479530693337093974338761804914671615387002142256133772903784862150663987110905244865692428559080225570417340527828904074257996543971591104326429455585740247535953695815885217277104745235331219908338274972842943367288539079640270362382367795294675177489088159906203833959607513134242314471983978632085451 (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.