Factor Info

ID 157477
Size 636 digits / 2111 bits
Status composite
Value 197284988822083968702205173844703480212127676602338171315689399765925948257487351434110113848817735815823131970110750658676501334209115259378304456190109378692039583633831687209986456453450497054857290382468922726161652295386960922872686967998967328627618761414034291493140752307415011870485347220037104692436838983214999409957522872588527348259692135856570772623625484187583320519281746909786592905366218076810141820040503209549490858913448651159190446677218286298685348283553692330502121727180553085705686574090121455283194068417416341609949629693037016424557827492556531667987991886055590051354121498426314895446601583157208801313539

Factorizations

Primary (ID: 3019) 374550598501810936581776630096313181393 (proven prime)
(ID: 191616) 526724532309431362390752762486864399750728277104299187868734629186321796456659884877103235415691378035545680409382795974424811072160077588901801400045847552501834734218655662162549999802034820197890071313081473696345764233324150016625441768511001942705384840909707439036257124376485536519152764522340305532706740069657191864870773374358320883574016451699087862900771853223659597853022146840240493236137177785252548668728781042550054248601719660391763385588912269553370320847114011885303214955197108718984544809781306785398536604376654951980990290614505109064035193758272181785235343208156343365523 (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.