Factor Info

ID 169128
Size 650 digits / 2160 bits
Status composite
Value 87780890955001266598016381045965759618230111678999526762492459316341537119629476753910310652880666242723148125326545639832639875662360253012789281371641975618020146800906617206309834947592064172882482550631749152754763657490988373786013450879179458671094623087155071793753387138028452336303832005456624043564427337701769786000376404852681080973830450260486190746661955694538537721664642552748111526230591465824475293751336492470187903181283435282742875117570779547583343001987863631678511814862740544577325531194495763174492544061901234076229888181063232833139365054174323938298321523049089008323340590840276407982397624933745832846208195706347882269

Factorizations

Primary (ID: 167762) 63329476461782882569173744712807443377466798335943392324014170553080956816124248119 (proven prime)
(ID: 169129) 1386098478296657874848678602638601063133704510403488683459130506137102417801828457475442979703604446136854743455642951901723536619611042852986501180149522525296079821572544690626324048024298943200293911131337103995913496139846745963049088609420061792987480973338049565782930734239317729162653900399627519791781386302159402852925422484545414654157376331278605509496454383710097159296753709199874295261146189089158347420210710922768569567107273739078234198006723570854944590625663016624390009245044312611832273979802794651601946393683341688819179427291258982396656107851 (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.