Factor Info

ID 8157
Size 325 digits / 1077 bits
Status composite
Value 1087679696175830968384940276872789556583461293042004550682030572761665696106755858142643994037865261560738588002831156643838875140921100386792107470291825221499293092290740260196118929546544985412064988750910550901272666438384035806003774312964343065696652494737013255901638705617275319868642624488119848056504455680127867611

Factorizations

Primary (ID: 17218) 505430595651453051641 (proven prime)
(ID: 17953) 2151986257923133746130700068020529745010392408907444201395000508508912931157002362496177454599644820797475146077366744100416119477643980011011557017369598726438394492467993594430580746569769201105304675459555806826612686568460108691708668810553865846857843818084942264907481911719250006909709624212557171 (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.