Factor Info

ID 155072
Size 307 digits / 1020 bits
Status composite
Value 7230415198918286098811846082494140470297443591164719699602379796188728001477030395904728904283584097613031179000824799286915525183383793923828143796855876381864987231681994584103755646578713373534518915097221681674641664651734311328665931493965881307646013496261322743409760319952819374597277148957827977743

Factorizations

Primary (ID: 154597) 3545592640701962728192781 (proven prime)
(ID: 189015) 2039268447231094110144602230443101737850215270047150745757505526662700661401397378477307985744798282812092466941849501934144085308890433228947717390463863751920514574599449985375414561820381795455639616094010131650849756769645512734008448534695046300865796424332664962482928705227403 (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.