Factor Info

ID 158358
Size 1195 digits / 3968 bits
Status composite
Value 1998132168365016158611399332101096083795663823136358179338799492177689856882476537507206768322855015001716361531319459386190067115717989416844479353170187794570927587613686033546387521022976990146646878146511063074368553957761759765050799424933454225197075414688269882214711653483050143876264512396581822633702850744446723872370355661263816998057932023973442931705570571687508830794081288910638536231681407677296301329730910884477146475133462077470948185934310247537756887377346757338038477109224614305820060701149357138011785636794623078831908020812704850334378744663851439610991558693995962113975572728257330405355742393679759119757684958508576624589171973971120725326790333212009956985446785335790073067979155374403201284310903515390790548144362773702848693251660956689671508438562020020999142069082186008059160330255932902730474191473108118265810778068957657346377278294161067992635863281713850918990028941860646729627320617502506897832527613734518848901265786028677874955253213885220268645970016356822835803854676117309034456689069102170616432764201277447840187176789526125771490829921445223417784533728080086548658330430684738388400254538705054673289201472354424535113306456596630752851121

Factorizations

Primary (ID: 2923) 618970019642690137449562111 (proven prime)
(ID: 158359) 3228156623027506821536596447189842299745730088343122676618284955062301457893327535143662561540965797778923590168984847842301295050217191186354060824144072856568380120787665003710955778822850627317584498369680997834427328386170363099553294573650151310777494722501164024474526261658988379791829192603284892244859802037373313331952060658440345265698214986445190257584208911112885741689096593827440552662598855411187829418062333126045417901127276034742806409207796771786509626182605455970545934836456108247706303864450202052389388793251252657040711297106977316013857863623039099611493778964445792777219739466199769237488782227713886620002453935957752731234203167912500116723113236302137122279784791678219934058263882512556451256244425014518153417462402364497936089998402014163258825646179914387921465817527886756205067041296931046310778796635233878555117384068245903694599624969027186967994734219339513403088957804248447038308330758015316628298209831929789125072982071674624501416266697142314472976144379484727910422470698178078059538437194826616687156323673918190148906918831051089250047709895848531326336389302912109092261212522614036111296821320075523753276509376088911 (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.