Factor Info

ID 145080
Size 948 digits / 3149 bits
Status composite
Value 771628785356584217963314037168842682043434265391099913785003007732652716079670810016167530192036130414730780310423564467827096838754410971614540554920200200550619481122416316108729454756546289381066397670625256996795945569377659990427609880956023960845082542442217086948672206597126870235880729471845780219690083791536776912465114721574912581087637487518201541416359031453231146862610715069760707720536486613404712562555871684050158448142138482486017522563719299055019541679504506633896324757215776154427734475395812280083778446195240309570378263448554105355538100414762474052318635991893654849635751698926533553122680089711785585302855461080659648133907424320542787975060543748493867173413708023094453252249345349810438311755869195850719383792044790690735636241608998919788536198951136182344613238058517935653484916460869779473586991773454663526671681571546203082289189406214812419898320701852047206621271859683754349408057903073874360687292001587

Factorizations

Primary (ID: 143245) 1447127752350838213456873828162544101 (proven prime)
(ID: 180925) 533214005538270106280211621585997823044538160171839630040854917515272011756813794048158133728392991764411967433743002275765712264191023831649074683726495093569410724247011162135749679055046865060668316238272854876003585125097721410931076929842751155108731223608097436964657175101808621075006722196868158124501618234485251868331980747182553462216450648631492336586891574413071088978039251926936357534286775672452355146222215290659701524076867705323550985911454269728707210856098061746236690118226362522352496281762348638805956094174307907009881047290429453309446818673662593904923083376388823734645173562640588412752138169229134727454607777808550512924304410187270916848777561539353682570005359396662399347075685143892000102038393522059743221104487636616063620954007926706700264600527185093787720292274213596278272393954734115888067023486464209986337582412420137522294154507201072599158330950102596516311720984887 (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.