Factor Info

ID 187909
Size 736 digits / 2445 bits
Status composite
Value 9407173643618915346862480362264437058551870408747237131841537824318153523021358450395897197614596967320577245971261247330087797428969437770535318832543870860218452004202595924976142962057485672390132070289356773390036244987246464950834859458803158320367494812736050702109414737955127468259900754154979397325575211252310197159069755019829368445979475163802661876032195899430191691505183058502870809421655141637236999512635655647502256913578593794811865423305998906766466829014346105601078201758305695881269490933447684163471343800691242654469591352917961703584361112519832238112756675107508943674435418401910667467908842813499136967623513576508273559911815766376471806379885331779586578786342260331840183645602110831658963637885903695129

Factorizations

Primary (ID: 186600) 21228782566011310754026815337039292536495013869 (proven prime)
(ID: 187910) 443132978274525475619026466031274925754510450303430197681890149276657731218937705404661018205781524082515071467892917674852640774423665717247885498933060613603399260134576305492578276022638668171554419828386046164398245913857154718459682111388289787154074799264142233667952605688534485044970416181891051966539608381251718525084375527854392797348977686734931454712608151644662804249141102245750137193999325783207732085593909902691928643963828333704242209897805104066566548889015470187100479656601388889120857862311307942551607895661273585969420355166530044583831995467275887887852615603892392675579175671280171119726657043753459929504574654533490101515452110246306572957215145453822804968541 (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.