Factor Info

ID 161980
Size 541 digits / 1797 bits
Status composite
Value 4874966744716132136045773489095400749187012556651860728956586974671852675016899902544507097694019106937819604007151686994366771832718226925592055071252619101981602457649993402827456198014682474531748395960242972605618181345799006700374754472742712814103098146472187649365132996228077786337513117080601643937899927804246651934639678069303182570957219390219078458107659773731744541157082435096219339002721033589490998806928481085968673964152758394839022362639503582744179811511068588466279371896953213227533279947524136125394430121298730376761

Factorizations

Primary (ID: 193705) 26005514109897518625057528292910763063299064543001 (proven prime)
(ID: 194251) 187458964437882562148149725694384100072335106750887150049543885509550963137352095104461806437354765546395872186099796213462892780636063118973250960513491445022817648804066278750522417699147205829981037129220666311514620952078554217725061352931060108090239092997405571617493021540112826573390226265215322332407682371392251369795760300478760552943245084671367517400741393794140502223061446082857918276388826731379466300707686564185040229299982274194643935030213625403899854575423688873534153761 (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.