Factor Info

ID 159346
Size 368 digits / 1221 bits
Status composite
Value 19221072464252133369856642996120546892277951628460659946278981663691197264380979955110957075725813939148743430002025684437218555590812313835121118189906202385011018966393004702628339589948419541416824678394067091871652628799134888906220313316143294258974721479801166929659848100270540247609231325701755388672076693074678783711349963936218297408757973411780441408196577

Factorizations

Primary (ID: 158975) 421026213204368695355652881 (proven prime)
(ID: 192736) 45652911532427809668913255621521806148059172484481753923394742670034229342050195264906567731512700379902007355302891402516122900725918947044660023848360391051311940072359877669745554545290843007183126829660942125831428558855858516630900907504507644396470074886947361879185548134743010798641660633911464907140355114633229342284008125963249617 (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.