Factor Info

ID 21439
Size 492 digits / 1633 bits
Status composite
Value 303494968335292314225342697912077137920402698184892633025740686575146534649791767924302917144444244764347725672234780105358121948896977339749398684432789137611021094715802705470311760098037462776529690581249715543979932527216160549362078267727565465545764421985587891906166678640023159678549263114250765453600967299936109231444330805404422929323765932256791388843316074504055714070129405942907028442033218033846925273659584230651346065162311547251973869567352452919843433853197472530387318611

Factorizations

Primary (ID: 16806) 18978978300104368967581806916192652565860081 (proven prime)
(ID: 29904) 15991112036501108090292092877617658246920184841877779816580772350089932984475122206054344205920975954248853663239788861825662451064776224714480088616787939064089141739499217218456051776808112816086509798819692371601088033532446335260498787203995683047767145826133908430518403260356378190877101500587823071868198652554304134205570048873859544852784104799138786553597720635136407558664228725856848623548979417715628858458412044238594871440404659008131 (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.