Factor Info

ID 104532
Size 665 digits / 2207 bits
Status composite
Value 20408409777024208971377595101191313390086829489620647675332326321836404404588201908824155776045755724343098953997497233372337536271605484129312831123888476419064368030173210344401754842718792055197021527882593792688909279106212835374172291585293086763015998527969463675546781657059114462691180780382680573969657031344312503721759714078658590510458373758717093819399645800432047989989695900416378880227629832317504625950672682056822742848004989746364302843766157803522568779619844208514902407553495812546557253903271777234454695181962311705262761807023254410325146630289110692004332004514529049317908561160428985777907536860070675908251630954843220912391578551429529

Factorizations

Primary (ID: 45318) 18973280788695552544003 (proven prime)
(ID: 104533) 1075639474496351674319700562741500346752301919676411497178811358158444606213533689354198729279202004504868982455834751346482613409662704911971072163959623628918949907299724504329309483231978333217017782513139995541871964227390725323350338339595618287946642245281910981579009167926959779202711268717496175178521624880222567697118700700487139655415540020627036227149333413290772944090877667096892322281765656334999893003648963510474660104224892071565327536486716621774336660311283556420722185540385157736771706292580577556897069783585364200244066987611073355058235164861088690217604956151849195012758095508162962438395319092293606314840558945843 (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.