Factor Info

ID 128812
Size 659 digits / 2187 bits
Status composite
Value 12391647445454726864183846139440634052910110993559473706710691539682344164355986523602722075283712078523009414787924459915069052140028360992682599025813595373900973696485504114633600111338779178504209831857014930690737688790892065119675923566457083439756501493053883169600780215281831488164923401273586744401367038578125633738591927471528845647535795489018427763524962130882103899070596127855081548463979988728371370250021868773140497774495675170517883683542996890219086297493892953036883366343121940702659522414326042337010284421168022494014635509123754277528624630086499025889442596865532983641719554125364620670803699143580358858858089238646535362957926119

Factorizations

Primary (ID: 115425) 63779329118819000681541066733261543540454877199 (proven prime)
(ID: 128813) 194289397782304275679539227952034848665284305561963533841527005788936226162325118264537451545117671559535741824102217330614083562544307567108505293557837162834293801182189517601628068298908790295088811220060663566229668203683387220010243572696580227912652876514473216872286573691616583375124877514194009348981156523722571096488832556596806530671945006987022454441107082797060410249235895661531783010283851596214989005805626829725631118135304407564559450316459471402170682852853610153932689905598243113877592307180181240913826192733926348852292320341952049417130854071746771500785059069638889962359460575371527081 (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.