Factor Info

ID 181851
Size 620 digits / 2060 bits
Status composite
Value 78843197999915057502289024870573227260425413608579823636831824011579279062748395690429432800727466361920051570319758506220291184600636696509510053412309100204856377554438964236295811543296942184484227069064289952270935892336621341624041019462351669518852278243561744424630554816596906040189295566132390446290056481179757440220992010443016365018205999630173057492981133657109517244368260459785522792800422428935847996203304101250174044308381354630607992788608718709402355200777840681198363542212746154605688916818121693954455009594787209535490931227995289607468187069833525213667139639064645668694989402197369227976991941

Factorizations

Primary (ID: 4666) 150206788437786633528031022185602934732321999020507857452618476369842704519494225948605233555611902905421761 (proven prime)
(ID: 181852) 524897701494834306810849167054765607310498099355026472937415928629028071867181599524845023259530020771263842099039406032143013475797481368936734497183302053070288589367516596785115704450347342515977634997954623317947865204629736821368496206024302475576437108410007011315054440620335959222180743918173344059161525067866366057935009924900965357622072145555099841506667791791345211099302328762658053831488620232309365727462153699123966871408849366988583266859389329814808146008793103703121151240927759181289663141381 (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.