Factor Info

ID 191345
Size 354 digits / 1176 bits
Status composite
Value 580578802697710541679202756264209774716002124157111993433427095395064232775345097198551654152432232979004071388142642112767951533155799657587886371226483468542811261314003150738691314973607584723901552515456413905901433120560342906005280604587500457493903769674281817083790091159320100885929957429554417478167459368591449355616305860216976192372178422457

Factorizations

Primary (ID: 191346) 42015801738664048016404475754133099852296974633111 (proven prime)
(ID: 191347) 13818106014229561333093961379393392788329826770457124673665710869595171927520451623541792203615812153893250907902344166410644013845509485448287462074274985508303195481981334099806158554831381441925809471536504210014516083880833352922449225503776861596656891557864440688513845726961898293659686769344323887 (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.